(Package- 6) Engagement of Consultant for Survey, Investigation and Design (SID) of 5 Sub Projects under WR Circle, Udaipur (Phila, Semari, Som Pick up Weir, Ogna and Karawara)

Amount

Establishing the Bench Mark with latitude and longitude by DGPS keeping instrument stand still for a peroid (minimum 6 Hr) to give coordinate accurate to 1 m x 1 m and level accuracy 10 mm (plus or minus achieved )

Construction of Pucca bench mark muttam of size 30x30x75 cm in cement concrete (1:3:6) with maximum aggregate size of 40 mm with 75 cm long MS angle , size 25x25x5 mm embedded including curing transportation and fixing at site etc. complete with all leads & lifts.

Construction of Pucca bench mark muttam of size 30x30x75 cm in cement concrete (1:3:6) with maximum aggregate size of 40 mm with 75 cm long MS angle , size 25x25x5 mm embedded including curing transportation and fixing at site etc. complete with all leads & lifts.

Double levelling with auto level , for transfer of bench mark , recording levels at 30 meter interval and making temporary bench mark at suitable location . Level book, bench mark value and location and plotting of the survey data is to be submitted to the department .

In hilly area

In semi hilly area

In plain area

Digitization of khasra map with details in layers and providing soft copy (acad file) : khasra map will be provided by Department

Survey work of existing dam taking level @ 30 meter longitudinal spacing for L-section and 5 meter transverse spacing for X-section and preparation of L- section showing top of embankment, u/s & d/s toe level, sluice, spilling arrangement of existing dam and X-sections indicating location and extent of pitching, sluice, face wall, filter toe, berms etc. To prepare and provide top plan and X-section section of existing spilling arrangement (overflow/by wash) showing details of protection works/aprons, training wall, guide wall with block level [plan with levels @ 10 meter grid covering 50m u/s and 100m d/s area.Listing of visible distress in dam -section and spill and sluice arrangements is to be provided with this survey. Drawing of plan and sectional elevation of existing sluice, indicating u/s approach well, barrel and d/s toe wall up to joining of main canal indicating gate/operation system arrangement.

(b) Height of Dam less than 10 meter from lowest nalla bed (For existing Dam)

(b) Height of Dam more than 10 meter from lowest nalla bed (For existing Dam)

Survey work with total station and preparation of L- section showing level @ 30 meter and X-section with levels at suitable interval clearly showing shape of canal, X-section should be extended both side 10m beyond bank toe/borrow area. The location of C.D. works direct out lets (with size & nos.) / cuts, regulations and existing lining (type and extent) be marked (this shall be done separately for each main canal, branches/minors/sub minors). Listing of present status of existing structures and lining reaches indicating visible distress conditions complete in all respect with material including jungle clearance required for survey work. Digital plotting of drawings with scale 1:2500 (H) and 1:100 (V) for L-sections and 1:100 (H&V) for cross sections for main canal / branches and 1:50 for distributaries and minor/sub-minors including all ancillary works as described in specifications and conditions of contract.

(a) For Existing canal having discharge up to 10 cusecs

(b) For Existing canal having discharge >11 & up to 25 cusec

Computing weighted rainfall by utilizing the data collected for 20 to 50 years . Preparation of Thiessen polygon and computing weighted average rainfall, computing yeild from the catchment and comparing with available storage and if modification required be suggested.

Computation of peak flood, routed flood and checking of the adequacy of flood discharge, capacity of existing spill arrangement. In case of existing spill arrangements are found inadequate, the alternative proposals for increasing spill capacity without changing the existing MWL or encroaching the free board be suggested.

Based on the existing cropping pattern, water availability, suitable percentage of cropping pattern to be suggested after getting approval from District Agriculture officer and crop water requirement data / water allowances, finalize the duty and computing B.C. Ratio of the Project

Preparation of draw-off statement/design of canal section and all structures and if modification needed anywhere be suggested and incorporating it in preparation of draw-off statement, design, drawing etc for complete canal system in all respect with material.

Conducting a joint meeting and walk through survey with Department, WUA and E&M consultant computing the list of works required to be executed for improvement of overall irrigation efficiency and finalization of the list in general body meeting of WUA and tentative rehabilitation (remedial and improvement measures be suggested for preparation of Draft Detailed Project Report)

Preparation and submission of final Detailed Project Report for rehabilitation of minor irrigation projects incorporating suggesation / observation of approving authorities pointed out on draft report in three set of hard copy with drawings and soft copy.

Procurement/collection of soil samples and filling in containers/boxes and transporting from site to Laboratory for the testing with all leads & lift complete including all charges and indicating location of borrow area on Index Map.

Lab,Tests for Soil

For Dam

Permeability test in lab

Triaxial shear test

Classification of soil group

Modified Procter Density Test

For canal

Classification of Soil Group

Modified Procter Density Test

Photography or Video shooting on irrigation structures/reservoirs/Encroachment on department land / Illegal irrigation practice at site etc. for documentary or reporting to higher officers including soft copy of photography/ videograpy . (without conveyance)

Photo Print 6" X 4"

EXCELTECH CONSULTANCY AND PROJECTS PRIVATE LIMITED