AN ISO/IEC - 17025 STANDARD - NABL ACCREDITATION LABORATORY / TRAINING AND CERTIFICATION - MECH - CIVIL - ELECTRICAL & IT COURSES / A to Z LABORATORY TESTING SERVICES / INSPECTION SERVICES / ALL ENGINEERING CONTRACTORS / MORE THAN 1500 SERVICES ...

Water leakage/seepage Investigation - Building
 
 
 
1. What are the common causes of water leakage?
 
Common causes of water leakage :
 
  • * Leakage in the drainage pipes of the upper, adjacent or your own flat.
  • * Leakage in the water supply pipes of the upper, adjacent or your own flat.
  • * Deteriorated waterproofing of floor slabs or bath-tub seals.
  • * Seepage of waste water or rain water through roof / external wall.
  •  
    water seepage Testing methods
     
  • 1. Dye Tracer Test
  • 2. Electrical capacitance Investigation
  • 3. Electrical Resistance Investigation
  • 4. Microwave Leakage Testing
  • 5. Infrared Thermography Testing
  • 6. Pressure Test
  • 7. Humidity Sensors Test
  • 8. Electrical Earth Leakage Test
  • 9. Flood Testing
  • 10. Water Spray Test
  • 11. Acoustic Leak Testing
  •  
    WATER LEAKAGE ACCURACY OF INVESTIGATION
     
  • 1. Two common sources of water seepage in buildings are from the external, e.g. rainfall, and from above or the alleged source sites, e.g. domestic use of water.
  • 2. The former is obvious and can readily be identified with certainty. The main difficulty is to identify the source/cause of water seepage coming from above (e.g. from the bathroom immediate above an alleged water seepage site).
  • 3. If the parties are cooperative, there is a good chance that the problem of water seepage can be alleviated by investigating/identifying the sources and carrying out proper repair. In majority of the cases, repeated repair will have to be carried out
  •  
    WATER LEAKAGE COMMON METHODS OF INVESTIGATION
     
  • Methodology 1: The alleged source site is first subjected to dyed water to simulate the water source(s). Afterwards, measurement of moisture is carried out in the alleged water seepage site. Typical examples include flooding test, water spray test and dye test. It is generally considered as the most direct means to identify/differentiate different water source(s). However, it is not applicable in majority of the cases due to non-corporation of owners/occupiers of the alleged source site thereby disallowing any flooding test, water spray test or dye test to be carried out from the alleged water seepage site.
  •  
  • Methodology 2: Without simulating the water source(s), measurement of moisture is carried out in the alleged water seepage site. Source(s) and cause(s) of water seepage are interpreted from the measurement and this requires high level of professional knowledge and expertise.
  •  
  • The commonly used techniques for investigating the causes and/or sources of water seepage.
  •  
    Common methods of investigating water seepage
     
  • 1. Dye test - Through thickness penetration
  • 2. Protimeter measurement - Limit to surface
  • 3. Infrared thermography - From surface to nominal depth
  • 4. Microwave moisture meter - Up to 110 mm or more
  •  
    1. Dye Test
     
  • Dye test is the most commonly used technique, inexpensive and requiring minimal technical skills. It is used by the Joint Office as the routine method for systematic investigation and is recommended as a DIY investigation tool (FEHD and BD). Dye test is carried out by ponding the alleged source site (e.g. flooding the bathroom) with dyed water (“the ponding area”). The result is positive if dye is visible from below. Recently, fluorescent dyes are used thereby signs of water seepage are observed from below by an ultraviolet light in dark condition. Quite often dye is not detected from below in the damp area (“negative results”) even though water originates from the ponding area.
  •  
    2. Protimeter Measurement
     
  • Protimeter is a device commonly used to assess the surface moisture content of a material. Surface moisture content is measured through pushing two needles/electrodes into the material. It enables rapid assessment of surface moisture content. Due to the heterogeneous properties of concrete and unknown properties of finishes on the surface of concrete, readings obtained from a protimeter cannot be taken directly as surface moisture content, unless the readings reflect very high moisture content. As precalibration of surface moisture content of concrete is virtually not possible, readings are taken from both affected areas and non-affected areas (or control points) and the values are compared to estimate the surface moisture content of affected areas
  •  
    3. Infrared thermography
     
  • Infrared thermography is based on the principle that wet and dry building components have different rates of heat gain and retention. This technique is normally applied using a hand-held infrared camera with recording device . Wet zone is identified based on physical characteristics of wet material with slower heat gain and heat loss. It may be able to display water paths, hidden water pipes, etc. that are close to the surface. As temperature differential can be very small (between 0.1C to 0.5C) for identifying a wet area, an uneven surface, e.g. spalling/delamination of finishes, may distort the temperature gradient making the thermographic images unreliable. this is usually the case in an affected area
  •  
    4. Microwave moisture meter
     
  • Microwave moisture meter has gained popularity in measuring the moisture content of a material. It is based on the propagation of electromagnetic waves in the material. Moisture content is estimated from the energy loss due to absorption of water. The device includes a generator and a receiver . It has the disadvantage of requiring a good contact surface for both generator and receiver which may not be possible to achieve in majority of the cases. It is also sensitive to heterogeneous nature of concrete that may cause error in the readings obtained from the measurement. As each measurement is presented as averaged moisture up to a certain depth, accuracy is also adversely affected by the presence of cavities, pipes or reinforcement embedded inside concrete.
  •  
  • Apart from dye test with the advantage of identifying water path(s) or source(s) of water seepage directly, the above are all interpretive testing methods. In some cases, microwave moisture measurement may also provide good indication of the water path(s) or source(s) of water seepage but this largely depends on the quality of the test data
  •  
  • Protimeter and infrared thermography can only identify the presence of moisture near the surface. As moisture measurements are indirectly assessed via electrical resistance and heat, respectively, foreign materials inside concrete may cause similar changes on the measurement to that of water. For instance, presence of salt may affect the reading and thus the accuracy of the measurement. Therefore, the data is used to compare the moisture condition between two different areas of the same material, namely control points not affected by water seepage and the affected areas.
  •  
  • Data obtained from the field works has suggested that there exists no universal method that can provide reliable results to identify the cause(s) of water seepage. Method of investigation has to be determined case by case based on the condition of concrete at the surface and in the interior
  •  
  • As indicated in the above, accuracy depends on the condition of the affected areas and how the tests are performed. Correct interpretation of the test results further relies on an understanding of the underlining principle; limitations; and the pros and cons of applying different methods of investigations. We are of the view that there is in lack of an expertise or a unify approach to select the proper tests; to perform the tests and/or to interpret the results. Obviously, it is very difficult if not impossible task for the parties, who are laymen to the tests, to select the tests; to perform the tests and/or to interpret the results, save and except dye test. A performance-based approach is proposed to handle water seepage in buildings.
  •  
    CONCLUSIONS
     
  • Pursuant to reported cases and relevant provisions in the ordinances, the standard of investigation is to be one with high degree of certainty and the investigation so conducted is able to distinguish all possible causes of water seepage. Common difficulties in resolving water seepage disputes are due to (a) inability to identify the source(s)/cause(s) of water seepage and (b) non-corporation of owners/occupiers of premises alleged of causing water seepage. In respect of (a), it depends on the condition of the affected areas; how the tests are performed; and correct interpretation of the test results. It is necessary to improve and/or develop methods of investigating water seepage. As an alternative approach, it is suggested to identify the source(s) of water seepage from moisture readings obtained from alleged water seepage sites and vibration readings obtained from exposed waste pipes without entering the alleged source sites. Further, it is desirable to shift the method of investigation from an informative approach to a consultative approach with interaction by the party/parties. We need to dedicate tools to match the accuracy/reliability of methods of investigation with the goals of the parties and the goals of the investigation and to provide the parties with opportunities to decide how they would like to proceed. By following a performance-based approach, it is possible to reduce the overall cost and time by not carrying out unnecessary and/or unreliable tests. This may ultimately assist the public to resolve the problem of water seepage in buildings.
  •  
    Water Seepage Investigation List
     
    Water Seepage Problem investigation , Leak & Water Seepage testing in bishalgarh , Dampness, Seepage and Water Leakage Inspection in bishalgarh , Dampness, Seepage and Water Leakage detection in bishalgarh , Detecting Leakage , water leakage testing in bishalgarh , Seepage testing Source in bishalgarh , Residential Building seepage tesing in bishalgarh , Seepage testing using Fluoride , Seepage on Walls testing in bishalgarh , Dampness on Walls tesing in bishalgarh , Preventing Dampness in bishalgarh , Preventing Dampness Types of Waterproofing Material , Effects of Dampness detection in bishalgarh , Causes of Dampness detection in bishalgarh , Seepage or Dampness on Walls , Seepage Inspections , Leak detection and location in bishalgarh , Leak detection testing in bishalgarh , Leak detection in bishalgarh , Leak detection problem inspection , Water Testing and Leakage inspection , Dampness, Seepage and Water Leakage Inspection In bishalgarh , dampness testing in bishalgarh , seepage testing in bishalgarh , water leakage testing in bishalgarh , leak testing in bishalgarh , Hydrostatic & Diagnostic Pressure Testing and Pipe Leak , Basements Dampness Seepage and Water Leakage testing in bishalgarh , Escalators Dampness Seepage and Water Leakage testing in bishalgarh , Electrical rooms Dampness Seepage and Water Leakage testing in bishalgarh , Electrical Transformers Dampness Seepage and Water Leakage testing in bishalgarh , DG sets Dampness Seepage and Water Leakage testing in bishalgarh , Water treatment plant Dampness Seepage and Water Leakage testing in bishalgarh , Sewage treatment plant Dampness Seepage and Water Leakage testing in bishalgarh , Sumps & Pumping plant Dampness Seepage and Water Leakage testing in bishalgarh , Rain water harvesting system Dampness Seepage and Water Leakage testing in bishalgarh , Firefighting systems Dampness Seepage and Water Leakage testing in bishalgarh , Lobbies Dampness Seepage and Water Leakage testing in bishalgarh , Water treatment plant Dampness Seepage and Water Leakage testing in bishalgarh , Sewage treatment plant Dampness Seepage and Water Leakage testing in bishalgarh , Sumps & Pumping plant Dampness Seepage and Water Leakage testing in bishalgarh , Rain water harvesting system Plant Dampness Seepage and Water Leakage testing in bishalgarh , Corridors Dampness Seepage and Water Leakage testing in bishalgarh , Parking Dampness Seepage and Water Leakage testing in bishalgarh , Podium Dampness Seepage and Water Leakage testing in bishalgarh , Overhead water tanks Dampness Seepage and Water Leakage testing in bishalgarh , Helipad Dampness Seepage and Water Leakage testing in bishalgarh , Roads and pathways Dampness Seepage and Water Leakage testing in bishalgarh , Staircases Dampness Seepage and Water Leakage testing in bishalgarh , Basement ventilation and exhaust systems Dampness Seepage and Water Leakage testing in bishalgarh , Dampness & damages in all common areas Dampness Seepage and Water Leakage testing in bishalgarh , Painting work Dampness Seepage and Water Leakage testing in bishalgarh , Shafts and ducts which are open for inspection Dampness Seepage and Water Leakage testing in bishalgarh ...
     
    civil ndt and mechanical ndt - non destructive testing in bishalgarh list
     
    civil ndt testing - non-destructive testing in bishalgarh , concrete for bridges testing in bishalgarh , dams civil testing in bishalgarh ,, building civil ndt in bishalgarh , subway civil testing in bishalgarh , tunnel civil ndt in bishalgarh , ultrasonic pulse velocity testing in bishalgarh , rebound hammer testing in bishalgarh , rebar locator in bishalgarh , depth of concrete in bishalgarh , half cell potential testing in bishalgarh , carbonation testing in bishalgarh , pile integrity testing in bishalgarh , visual inspection and field in bishalgarh , civil ndt - concrete testing in bishalgarh , ultrasonic pulse velocity testing in bishalgarh , rebound hammer testing in bishalgarh , rebar locator in bishalgarh , depth of concrete in bishalgarh , half cell potential testing in bishalgarh , carbonation testing in bishalgarh , pile integrity testing in bishalgarh , visual inspection and field in bishalgarh , in-situ compressive strength testing in bishalgarh , civil design strength in bishalgarh , civil existing structures in bishalgarh , construction materials testing in bishalgarh , pile testing systems in bishalgarh , structural monitoring systems in bishalgarh , asphalt testing systems in bishalgarh , pavement testing in bishalgarh , rock and soil laboratory test systems in bishalgarh , non-destructive tests for concrete in bishalgarh , geotechnical & vibration monitoring systems in bishalgarh , pavement condition monitoring in bishalgarh , concrete and cement lab systems in bishalgarh , civil lab testing concrete and concreting material analysis , civil laboratory testing in bishalgarh , construction material testing in bishalgarh , cement testing in bishalgarh , aggregate testing in bishalgarh , bricks testing in bishalgarh , blocks testing in bishalgarh , tension test on rebars testing in bishalgarh , chemical test on rebars testing in bishalgarh , water analysis in bishalgarh , cube test in bishalgarh , accelerated cube test (act) in bishalgarh , rapid chloride test (rcpt) in bishalgarh , concrete mix design in bishalgarh , fly ash in bishalgarh , slag and silica fume in bishalgarh , self compacting concrete in bishalgarh , temperature controlled concrete in bishalgarh , civil ndt and concrete testing in bishalgarh , civil ndt investigation in bishalgarh , concrete investigation in bishalgarh , coating thickness measurement on concrete structures in bishalgarh , compressive strength testing in bishalgarh , concrete mix design in bishalgarh , bitumen mix design in bishalgarh , core extraction testing in bishalgarh , core sampling testing in bishalgarh , concrete core testing in bishalgarh , concrete cube testing in bishalgarh , chemical analysis in bishalgarh , electrical resistivity testing in bishalgarh , ground penetrating radar survey in bishalgarh , sieve analysis in bishalgarh , ultrasonic low frequency testing in bishalgarh , upv testing in bishalgarh , vibration analysis of building in bishalgarh , leak testing in bishalgarh , ct scan on conctete in bishalgarh , element analysis on concrete in bishalgarh , impact echo testing in bishalgarh , linear polarization testing in bishalgarh , load testing in bishalgarh , permeability testing in bishalgarh , petrography of concrete in bishalgarh , pullout testing in bishalgarh , cut and pullout testing (cpo test) in bishalgarh , impulse response test in bishalgarh , impact echo test in bishalgarh , ground penetrating radar (gpr) in bishalgarh , crack depth measurement in bishalgarh , reinforcement location and corrosion assessments in bishalgarh , reinforcement location by ground penetrating radar (gpr) in bishalgarh , cover assessment in bishalgarh , half cell potential tests in bishalgarh , resistivity tests in bishalgarh , corrosion rate assessment in bishalgarh , carbonation test in bishalgarh , repair quality assessment in bishalgarh , bond test in bishalgarh , anchor rebar pull out strength in bishalgarh , chemical testing in bishalgarh , ultrasonic testing in bishalgarh , radiographic testing in bishalgarh , magnetic particle testing in bishalgarh , penetrant testing in bishalgarh , eddy current testing in bishalgarh , visual testing in bishalgarh , ultrasonic thickness measurement testing in bishalgarh , vibration analysis in bishalgarh , time of flight diffraction (tofd) in bishalgarh , phased array ultrasonic testing (paut) in bishalgarh , ndt testing in bishalgarh , non destructive testing in bishalgarh , ndt in bishalgarh , ultrasonic testing in bishalgarh , magnetic particle testing in bishalgarh , dye penetrant testing in bishalgarh , radiographic testing in bishalgarh , eddy current testing in bishalgarh , vibration analysis in bishalgarh , paut – toft in bishalgarh , ultrasonic thickness gauging testing in bishalgarh , helium leak detection in bishalgarh , rfet / nfet / pect testing in bishalgarh , internal rotary inspection system (iris) in bishalgarh , acoustic pulse reflectometry (apr) in bishalgarh , positive material identification testing in bishalgarh , magnetic flux leakage (mfl) testing in bishalgarh , acoustic emission testing in bishalgarh , flouresent leak detection in bishalgarh , long range ultrasonic testing - lrut in bishalgarh , thermography inspection in bishalgarh , leak testing in bishalgarh , tky joints ultrasonic testing in bishalgarh , aws d1.1 structural steel ultrasonic testing in bishalgarh , ndt capabilities for mechanical and civil in bishalgarh , ultrasonic inspection in bishalgarh , time of flight diffraction (tofd) and phased array ut in bishalgarh , magnetic particle testing in bishalgarh , dye penetrant testing in bishalgarh , radiographic testing in bishalgarh , eddy current testing in bishalgarh , weld ability study in bishalgarh , visual inspection and field in bishalgarh ...
     
    list of our services following cities
     
    dhalai | north tripura | south tripura | west tripura | tripura | agartala (incl. jogendranagar, pratapgarh, badharghat) | amarpur | ambassa | anandanagar | bankimnagar | belonia | bishalgarh | briddhanagar | chandigarh | charipara | dewanpasa | dharmanagar | dhwajnagar | dukli | fatikroy | fulkumari | gakulnagar | gakulpur | gandhigram | kailasahar (kailashahar) | kalachhari | kamalpur | kanchanpur | khowai | kumarghat | lebachhara | madhuban | madhupur | manu | matarbari | narsingarh | panisagar | radhakishorenagar | ranirbazar | sabroom | santir bazar | singarbil | sonamura | taranagar | teliamura | udaipur | uttar champamura ...
     
    list of our services following cities
     
    24 paraganas north | 24 paraganas south | alipurduar | bankura | birbhum | coochbehar | darjeeling | dinajpur dakshin | dinajpur uttar | hooghly | howrah | jalpaiguri | jhargram | kalimpong | kolkata | maldah | medinipur east | medinipur west | murshidabad | nadia | paschim bardhaman | purba bardhaman | purulia | agar malwa | alirajpur | anuppur | ashoknagar | balaghat | barwani | betul | bhind | bhopal | burhanpur | chhatarpur | chhindwara | damoh | datia | dewas | dhar | dindori | east nimar | guna | gwalior | harda | hoshangabad | indore | jabalpur | jhabua | katni | khargone | mandla | mandsaur | morena | narsinghpur | neemuch | niwari | panna | raisen | rajgarh | ratlam | rewa | sagar | satna | sehore | seoni | shahdol | shajapur | sheopur | shivpuri | sidhi | singrauli | tikamgarh | ujjain | umaria | vidisha | ariyalur | chengalpattu | chennai | coimbatore | cuddalore | dharmapuri | dindigul | erode | azamgarh | kallakurichi | kanchipuram | kanniyakumari | karur | krishnagiri | madurai | mayiladuthurai | nagapattinam | namakkal | perambalur | pudukkottai | ramanathapuram | ranipet | salem | sivaganga | tenkasi | thanjavur | theni | the nilgiris | thiruvallur | thiruvarur | tiruchirappalli | tirunelveli | tirupathur | tiruppur | tiruvannamalai | tuticorin | vellore | villupuram | virudhunagar | nicobars | north and middle andaman | south andamans | anantapur | chittoor | east godavari | guntur | krishna | kurnool | prakasam | spsr nellore | srikakulam | visakhapatanam | vizianagaram | west godavari | y.s.r. | anjaw | changlang | dibang valley | east kameng | east siang | kamle | kra daadi | kurung kumey | leparada | lohit | longding | lower dibang valley | lower siang | lower subansiri | namsai | pakke kessang | papum pare | shi yomi | siang | tawang | tirap | upper siang | upper subansiri | west kameng | west siang | baksa | barpeta | biswanath | bongaigaon | cachar | charaideo | chirang | kannur | darrang | dhemaji | dhubri | dibrugarh | dima hasao | goalpara | golaghat | hailakandi | hojai | jorhat | kamrup | kamrup metro | karbi anglong | karimganj | kokrajhar | lakhimpur | majuli | marigaon | nagaon | nalbari | sivasagar | sonitpur | south salmara mancachar | tinsukia | udalguri | west karbi anglong | araria | arwal | aurangabad | banka | begusarai | bhagalpur | bhojpur | buxar | darbhanga | gaya | gopalganj | jamui | jehanabad | kaimur (bhabua) | katihar | khagaria | kishanganj | lakhisarai | madhepura | madhubani | munger | muzaffarpur | nalanda | nawada | pashchim champaran | patna | purbi champaran | purnia | rohtas | saharsa | samastipur | saran | sheikhpura | sheohar | sitamarhi | siwan | supaul | vaishali | chandigarh | balod | baloda bazar | balrampur | bastar | bemetara | bijapur | bilaspur | dantewada | dhamtari | durg | gariyaband | gaurella pendra marwahi | janjgir-champa | jashpur | kabirdham | kanker | kondagaon | korba | korea | mahasamund | mungeli | narayanpur | raigarh | raipur | rajnandgaon | sukma | surajpur | surguja | central delhi | east delhi | new delhi | north delhi | north east delhi | north west delhi | shahdara | south delhi | south east delhi | south west delhi | west delhi | north goa | south goa | ahmadabad | amreli | anand | arvalli | banas kantha | bharuch | bhavnagar | botad | chhotaudepur | dang | devbhumi dwarka | dohad | gandhinagar | gir somnath | jamnagar | junagadh | kachchh | kheda | mahesana | mahisagar | morbi | narmada | navsari | panch mahals | patan | porbandar | rajkot | sabar kantha | surat | surendranagar | tapi | vadodara | valsad | ambala | bhiwani | charki dadri | faridabad | fatehabad | gurugram | hisar | jhajjar | jind | kaithal | karnal | kurukshetra | mahendragarh | nuh | palwal | panchkula | panipat | rewari | rohtak | sirsa | sonipat | yamunanagar | bilaspur | chamba | hamirpur | kangra | kinnaur | kullu | lahul and spiti | mandi | shimla | sirmaur | solan | una | anantnag | bandipora | baramulla | budgam | doda | ganderbal | jbishalgarh | kathua | kishtwar | kulgam | kupwara | poonch | pulwama | kasaragod | rajouri | ramban | reasi | samba | shopian | srinagar | udhampur | bokaro | chatra | deoghar | dhanbad | dumka | east singhbum | garhwa | giridih | godda | gumla | hazaribagh | jamtara | khunti | koderma | latehar | lohardaga | pakur | palamu | ramgarh | ranchi | sahebganj | saraikela kharsawan | simdega | west singhbhum | bagalkote | ballari | belagavi | bengaluru rural | bengaluru urban | bidar | chamarajanagara | chikkaballapura | chikkamagaluru | chitradurga | dakshina kannada | davangere | dharwad | gadag | hassan | haveri | kalaburagi | kodagu | kolar | koppal | mandya | mysuru | raichur | ramanagara | shivamogga | tumakuru | udupi | uttara kannada | vijayapura | yadgir | alappuzha | ernakulam | idukki | kollam | kottayam | kozhikode | malappuram | palakkad | pathanamthitta | thiruvananthapuram | thrissur | wayanad | kargil | leh ladakh | lakshadweep district | ahmednagar | akola | amravati | aurangabad | beed | bhandara | buldhana | chandrapur | dhule | gadchiroli | gondia | hingoli | jalgaon | jalna | kolhapur | latur | mumbai | mumbai suburban | nagpur | nanded | nandurbar | nashik | osmanabad | palghar | parbhani | pune | raigad | ratnagiri | sangli | satara | sindhudurg | solapur | thane | wardha | washim | yavatmal | bishnupur | chandel | churachandpur | imphal east | imphal west | jiribam | kakching | kamjong | kangpokpi | noney | pherzawl | senapati | tamenglong | tengnoupal | thoubal | ukhrul | east garo hills | east jaintia hills | east khasi hills | north garo hills | ri bhoi | south garo hills | south west garo hills | south west khasi hills | west garo hills | west jaintia hills | west khasi hills | aizawl | gurdaspur | champhai | hnahthial | khawzawl | kolasib | lawngtlai | lunglei | mamit | saiha | saitual | serchhip | dimapur | kiphire | kohima | longleng | mokokchung | mon | noklak | peren | phek | tuensang | wokha | zunheboto | anugul | balangir | baleshwar | bargarh | bhadrak | boudh | cuttack | deogarh | dhenkanal | gajapati | ganjam | jagatsinghapur | jajapur | jharsuguda | kalahandi | kandhamal | kendrapara | kendujhar | khordha | koraput | malkangiri | mayurbhanj | nabarangpur | nayagarh | nuapada | puri | rayagada | sambalpur | sonepur | sundargarh | karaikal | mahe | pondicherry | yanam | amritsar | barnala | bathinda | faridkot | fatehgarh sahib | fazilka | firozepur | hoshiarpur | jalandhar | kapurthala | ludhiana | mansa | moga | pathankot | patiala | rupnagar | sangrur | s.a.s nagar | shahid bhagat singh nagar | sri muktsar sahib | tarn taran | ajmer | alwar | banswara | baran | barmer | bharatpur | bhilwara | bikaner | bundi | chittorgarh | churu | dausa | dholpur | dungarpur | ganganagar | hanumangarh | jaipur | jaisalmer | jalore | jhalawar | jhunjhunu | jodhpur | karauli | kota | nagaur | pali | pratapgarh | rajsamand | sawai madhopur | sikar | sirohi | tonk | udaipur | east district | north district | south district | west district | adilabad | bhadradri kothagudem | hyderabad | jagitial | jangoan | jayashankar bhupalapally | jogulamba gadwal | kamareddy | karimnagar | khammam | kumuram bheem asifabad | mahabubabad | mahabubnagar | mancherial | medak | medchal malkajgiri | baghpat | mulugu | nagarkurnool | nalgonda | narayanpet | nirmal | nizamabad | peddapalli | rajanna sircilla | ranga reddy | sangareddy | siddipet | suryapet | vikarabad | wanaparthy | warangal rural | warangal urban | yadadri bhuvanagiri | dadra and nagar haveli | daman | diu | dhalai | gomati | khowai | north tripura | sepahijala | south tripura | unakoti | west tripura | almora | bageshwar | chamoli | champawat | dehradun | haridwar | nainital | pauri garhwal | pithoragarh | rudra prayag | tehri garhwal | udam singh nagar | uttar kashi | agra | aligarh | ambedkar nagar | amethi | amroha | auraiya | ayodhya | bahraich | ballia | balrampur | banda | barabanki | bareilly | basti | bhadohi | bijnor | budaun | bulandshahr | chandauli | chitrakoot | deoria | etah | etawah | farrukhabad | fatehpur | firozabad | gautam buddha nagar | ghaziabad | ghazipur | gonda | gorakhpur | hamirpur | hapur | hardoi | hathras | jalaun | jaunpur | jhansi | kannauj | kanpur dehat | kanpur nagar | kasganj | kaushambi | kheri | kushi nagar | lalitpur | lucknow | maharajganj | mahoba | mainpuri | mathura | mau | meerut | mirzapur | moradabad | muzaffarnagar | pilibhit | pratapgarh | prayagraj | rae bareli | rampur | saharanpur | sambhal | sant kabeer nagar | shahjahanpur | shamli | shravasti | siddharth nagar | sitapur | sonbhadra | sultanpur | unnao | varanasi ...
     
    list of our services following states
     
    andaman and nicobar islands | andhra pradesh | arunachal pradesh | assam | bihar | chandigarh | chhattisgarh | delhi | goa | gujarat | haryana | himachal pradesh | jbishalgarh and kashmir | jharkhand | karnataka | kerala | ladakh | lakshadweep | madhya pradesh | maharashtra | manipur | meghalaya | mizoram | nagaland | odisha | puducherry | punjab | rajasthan | sikkim | tamil nadu | telangana | the dadra and nagar haveli and daman and diu | tripura | uttarakhand | uttar pradesh | west bengal ...
     
    list of our services following districts
     
    alipurduar - i | alipurduar - ii | amdanga | amta - i | amta - ii | arambag | arsha | ausgram - i | ausgram - ii | baduria | bagda | bagmundi | bagnan - i | bagnan - ii | balagarh | balarampur | bally jagachha | balurghat | bamangola | bankura - i | bankura - ii | bansihari | barabani | barabazar | barasat - i | barasat - ii | barjora | barrackpur - i | barrackpur - ii | baruipur | basanti | basirhat - i | basirhat - ii | beldanga - i | beldanga - ii | berhampore | bhagawangola - i | bhagawangola - ii | bhagawanpur - i | bhagawanpur - ii | bhangar - i | bhangar - ii | bharatpur - i | bharatpur - ii | bhatar | binpur - i | binpur - ii | bishnupur - i | bishnupur - ii | bolpur sriniketan | bongaon | budge budge - i | budge budge - ii | bundwan | burdwan - i | burdwan - ii | burwan | canning - i | canning - ii | chakdah | chanchal - i | chanchal - ii | chandipur | chanditala - i | chanditala - ii | chandrakona - i | chandrakona - ii | chapra | chhatna | chinsurah - magra | chopra | contai - i | contai - iii | cooch behar - i | cooch behar - ii | dantan - i | dantan - ii | darjeeling pulbazar | daspur - i | daspur - ii | debra | deganga | deshopran | dhaniakhali | dhupguri | diamond harbour - i | diamond harbour - ii | dinhata - i | dinhata - ii | domjur | domkal | dubrajpur | egra - i | egra - ii | english bazar | falakata | falta | farakka | faridpur durgapur | gaighata | galsi - i | galsi - ii | gangajalghati | gangarampur | garbeta - i | garbeta - ii | garbeta - iii | gazole | ghatal | goalpokhar - i | goalpokhar - ii | goghat - i | goghat - ii | gopiballavpur - i | gopiballavpur - ii | gorubathan | gosaba | habibpur | habra - i | habra - ii | haldia | haldibari | hanskhali | hariharpara | haringhata | haripal | harirampur | harischandrapur - i | harischandrapur - ii | haroa | hasnabad | hemtabad | hilli | hingalganj | hirbandh | hura | illambazar | indpur | indus | islampur | itahar | jagatballavpur | jaipur | jalangi | jalpaiguri | jamalpur | jamboni | jamuria | jangipara | jaynagar - i | jaynagar - ii | jaypur | jhalda - i | jhalda - ii | jhargram | jorebunglow sukiapokhri | kakdwip | kalchini | kaliachak - i | kaliachak - ii | kaliachak - iii | kaliaganj | kaliganj | kalimpong -i | kalimpong - ii | kalna - i | kalna - ii | kalyani | kandi | kanksa | karandighi | karimpur - i | karimpur - ii | kashipur | katwa - i | katwa - ii | keshiary | keshpur | ketugram - i | ketugram - ii | khanakul - i | khanakul - ii | khandaghosh | kharagpur - i | kharagpur - ii | khargram | kharibari | khatra | khejuri - i | khejuri - ii | khoyrasol | kolaghat | kotulpur | krishnaganj | krishnagar - i | krishnagar - ii | kulpi | kultali | kumarganj | kumargram | kurseong | kushmundi | labpur | lalgola | lava | madarihat | magrahat - i | magrahat - ii | mahisadal | mal | maldah (old) | manbazar - i | manbazar - ii | mandirbazar | mangolkote | manikchak | manteswar | mathabhanga - i | mathabhanga - ii | mathurapur - i | mathurapur - ii | matiali | matigara | maynaguri | mayureswar - i | mayureswar - ii | mejhia | mekliganj | memari - i | memari - ii | midnapore | minakhan | mirik | mohammad bazar | mohanpur | moyna | murarai - i | murarai - ii | murshidabad jiaganj | nabadwip | nabagram | nagrakata | nakashipara | nalhati - i | nalhati - ii | namkhana | nanda kumar | nandigram - i | nandigram - ii | nanoor | narayangarh | nawda | naxalbari | nayagram | neturia | onda | ondal | panchla | pandabeswar | pandua | panskura | para | patharpratima | patrasayer | pedong | phansidewa | pingla | polba - dadpur | potashpur - i | potashpur - ii | puncha | purbasthali - i | purbasthali - ii | pursura | purulia - i | purulia - ii | raghunathganj - i | raghunathganj - ii | raghunathpur - i | raghunathpur - ii | raiganj | raina - i | raina - ii | raipur | rajarhat | rajganj | rajnagar | ramnagar - i | ramnagar - ii | rampurhat - i | rampurhat - ii | ranaghat - i | ranaghat - ii | rangli rangliot | ranibundh | raniganj | raninagar - i | raninagar - ii | ratua - i | ratua - ii | sabang | sagar | sagardighi | sahid matangini | sainthia | salanpur | salbani | saltora | samserganj | sandeshkhali - i | sandeshkhali - ii | sankrail | sankrail | santipur | santuri | sarenga | serampur uttarpara | shyampur - i | shyampur - ii | simlapal | singur | sitai | sitalkuchi | sonamukhi | sonar pur | suri - i | suri - ii | sutahata | suti - i | suti - ii | swarupnagar | taldangra | tamluk | tapan | tarakeswar | tehatta - i | tehatta - ii | thakurpukur mahestola | tufanganj - i | tufanganj - ii | udaynarayanpur | uluberia - i | uluberia - ii | vishnupur ...
     
    list of our services following districts
     
    car nicobar | diglipur | ferrargunj | great nicobar | little andaman | mayabunder | nancowry | port blair | rangat | aalo hq | anelih | anini | bagra circle | balemu circle | balijan adc | bameng adc | bana eac | banderdewa circle | baririjo circle | basar adc | bhalukpong eac | bilat circle | boleng adc | bomdila hq | bongkhar circle | bordumsa adc | borduria circle | borum | buragaon eac | chaglagam circle | chambang circle | changlang hq | chayangtajo adc | chetam peer yapu circle | chongkham eac | dadam circle | dambuen circle | dambuk adc | damin circle | daporijo hq | darak circle | daring circle | debeyar co circle | deed circle | deomali adc | desali circle | dirang adc | dissing passo circle | diyun eac | doimukh sdo | dollungmukh circle | dudunghar circle | dumporijo adc | etalin | gangte circle | geku eac | gelling circle | gensi eac | gepen circle | giba circle | gite ripa circle | goiliang circle | gumto circle | gyawe purang circle | hawai hq | hayuliang adc | hunli sdo | itanagar eac | jairampur adc | jamiri circle | jang adc | jengging circle | jomlo mobuk circle | kakoi circle | kalaktang adc | kamba adc | kamengbari doimara circle | kamporijo circle | kangku circle | kantang circle | kanubari adc | katan circle | katang circle | kaying eac | kebang circle | kharsang circle | khenawa circle | khimiyang eac | khonsa hq | kibithoo circle | kimin sdo | kitpi circle | koloriang hq | kombo circle | kora circle | koronu circle | koyu eac | kronli (arzoo circle) | lada circle | laju sdo | lathao circle | lawnu circle | lekang mahadevpur circle | leporiang circle | lhou circle | likabali sdo | limeking circle | liromoba eac | longding hq | longo circle | lumla adc | lyngok longtoi circle | manchal circle | manmao eac | mariyang adc | maro circle | mebo adc | mechuka adc | mengio eac | metengliang circle | miao adc | migging circle | mipi | monigong eac | mopom adipasi circle | mukto circle | nacho sdo | nafra eac | naharlagun eac | nampong sdo | namsai hq | namsing circle | namtok eac | nari adc | new seren circle | nikte kodum circle | nilling circle | nyapin adc | nyobia circle | old ziro sdo | oyan circle | pakke kessang eac | pakoti circle | palin circle | palling circle | pangchao sdo | pangin eac | parang circle | parbuk sdo | pasighat hq | passa valley circle | patuk adc | payeng circle | payum circle | phassang circle | pidi circle | pipsorang circle | pipu dipu circle | pistana circle | piyong circle | pizirang veo circle | polosang circle | puchi geko circle | pumao circle | raga adc | rebo perging circle | renuk circle | richukrong circle | riga eac | roing hq | ruksin adc | rumgong adc | rupa sdo | sagalee adc | sago | sangdupota basar nello circle | sangram sdo | sarli circle | sawa circle | segi gusar circle | seijosa adc | seppa hq | shergaon circle | sibe circle | silsango circle | singa circle | singchung adc | siyum adc | soha circle | sunpura circle | taksing circle | tali adc | taliha adc | tarak lengdi cicle | taraso circle | tato eac | tawang hq | tezu hq | thembang circle | thingbu circle | thrizino adc | tikhak rima putok circle | tinali paglam circle | tirbin eac | toru circle | tuting adc | vijoynagar eac | wakka sdo | wakro circle | walong circle | yachuli adc | yangte circle | yatdam circle | yazali circle | yingkiong circle | yomcha adc | zemithang circle | ziro hq | agamoni | algapur | amguri | athani | azara | badarpur | baganpara (pt) | baghbor | bagribari (pt) | bajali (pt) | balijana | banekuchi | barama pt | barbhag | barkhetri | barnagar (pt) | barpeta | baska | bengtol | bhowraguri | bhuragaon | bihpuria | bijni (pt) | bilasipara pt | biswanath | boitamari | bokakhat | boko | bongaigaon (pt) | chabua | chamaria | chandrapur | chapar pt | chariduar | chenga | chhaygaon | dalgaon (pt) | dangtal revenue circle | dergaon | dhakuakhana (pt-i) | dhekiajuli (pt) | dhemaji | dhing | dhubri | dibrugarh east | dibrugarh west | dimow | diphu | dispur | doboka | donka | doom dooma | dotoma | dudhnai | gauripur | ghograpar (pt) | gogamukh | gohpur | golaghat | golakganj pt | goreswar (pt) | goroimari | gossaigaon (pt) | guwahati | haflong | hailakandi | hajo | harisinga | helem | hojai | jalah (pt) | jonai | jorhat east | jorhat west | kadam | kalaigaon | kalgachia | kaliabor | kamalpur | kampur | karimganj | katigora | katlichara | khoirabari | khumtai | kokrajhar | koya | laharighat | lakhipur | lakhipur | lala | lanka | mahmora | majuli | mangaldoi (pt) | mankachar | margherita | mariani | marigaon | matia | mayong | mazbat | mikirbheta | moran | morangi | na-duar | nagaon | nagarbera | naharkatiya | nalbari | naobaicha | narayanpur | nazira | nilambazar | north guwahati (pt) | north lakhimpur | pachim nalbari | palasbari | patharkandi | pathorighat (pt) | phuloni | raha | ramkrishna nagar | rangia pt | rangjuli | rupahi | sadiya | samaguri | sapekhati | sarthebari | sarupathar | sarupeta (pt) | sibsagar | sidli (pt) | silchar | silonijan | sipajhar | sissibargaon | sonai | sonapur | sonari | sonari | south salmara | srijangram | subansiri (pt-i) | tamulpur | tengakhat | teok | tezpur | thelamara | tihu (pt) | tingkhong | tinsukia | titabor | udalguri | udarbond | ujani majuli circle | bishnupur | borobekra | bungte chiru | chakpikarong | champhai | chandel | chilivai phaibung | chingai | churachandpur | haochong | henglep | island | jessami | jiribam | kakching | kamjong | kangchup geljang | kangpokpi | kangvai | kasom khullen | keirao bitra | khengjoy | khoupum | lamphelpat | lamsang | lhungtin | lilong | lm | longmai | machi | moirang | moreh | mualnuam | nambol | nungba | paomata | patsoi | phungyar | porompat | purul | sahamphung | saikot | saikul | saitu-gamphazol | samulamlan | sangaikot | sawombung | singngat | song song | suangdoh | tadubi | tamenglong | tamenglong north | tamenglong west | tengnoupal | thanlon | thoubal | tipaimukh | tuibong | t vaichong | ukhrul | vangai range | waikhong | wangoi | willong | amlarem | baghmara | bajengdoba | betasing | bhoirymbong | chokpot | dadenggiri | dalu | damalgre | dambo rongjeng | demdema | gambegre | gasuapara | jirang | kharkutta | khatarshnong laitkroh | khliehriat | laskein | mairang | mawkynrew | mawkyrwat | mawlai | mawpat | mawphlang | mawryngkneng | mawshynrut | mawsynram | mawthadraishan | mylliem | nongstoin | pynursla | ranikor | resubelpara | rongara | rongram | saipung | samanda | selsella | shella bholaganj | sohiong | songsak | thadlaskein | tikrikilla | umling | umsning | zikzak | aibawk | bilkhawthlir | champhai | chawngte | darlawn | east lungdar | hnahthial | khawbung | khawzawl | lawngtlai | lunglei | lungsen | ngopa | 'n' thingdawl | phullen | reiek | saiha | sangau | s' bungtlang | serchhip | thingsulthliah | tlangnuam | tuipang | west bunghmun | west phaileng | zawlnuam | aboi | aghunato | aitepyong | akuhaito | akuluto | alongkima | amahator | angjangyang | aquqhnaqua | asuto | athibung | atoizu | baghty | bhandari | botsa | changpang | changtongya | chare | chen | chessore | chetheba | chiephobozou | chingmei | chizami | chozuba | chuchuyimlang | chukitong | chumukedima | chunlikha | dhansiripar | dimapur sadar | englan | ghathashi | hunta | jakhama | jalukie | kebai khelma | kezocha | khezhakeno | khongsa | khuza | kikruma | kiphire sadar | kiusam | kohima sadar | kubolong | kuhoboto | longchem | longkhim | longleng | longmatra | longshen | lotsu | mangko | mangkolemba | medziphema | meluri | merangmen | mon sadar | monyakshu | mopong | naginimora | namsang | ngoungchung | nihokhu | niuland | nokhu | noklak | noksen | nsong | ongpangkong | ongpangkong (n) | panso | pedi (ngwalwa) | peren | pfutsero | phek sadar | phokhungri | phomching | phor | pughoboto | pungro | ralan | razieba | sakraba | sakshi | sangsangnyu | sanis | saptiqa | satakha | satoi | sechu-zubza | sekruzu | seyochung | shamator | shangnyu | sitimi | sotokur | sungro | suruhuto | tamlu | tening | thonoknyu | tizit | tobu | tokiye | tseminyu | tsogin | tsurangkong | tsurungto | tuensang sadar | tuli | v.k. | wakching | weziho | wokha sadar | wozhuro | yongnyah | zuketsa | zunheboto sadar | chungthang | dentam | dzongu | gangtok | gyalshing | jorethang | kabi | mangan | namchi | pakyong | rangpo | ravong | rongli | soreng | yangang | yuksom | amarpur | ambassa | belonia | bishalgarh | dharmanagar | gandacherra | jampuijala | jirania | kailashahar | kamalpur | kanchanpur | karbook | khowai | kumarghat | longtharai valley | mohanpur | panisagar | sabroom | sadar | santirbazar | sonamura | teliamura | udaipur ...