BID DOCUMENTS FOR CONDUCT DETAILED TOPOGRAPHICAL SURVEY USING DGPS OR TOTAL STATION FOR ENTIRE PROJECT AREA AND EXISTING PIPELINE ROUTES. IDENTIFY, GEO-REFERENCE, AND PREPARE INVENTORY OF HOUSE SERVICE CONNECTIONS AND EXISTING WATER SUPPLY ASSETS. PREPARE ACCURATE CAD-BASED SURVEY DRAWINGS AND DIGITIZE THE COMPLETE WATER SUPPLY SCHEME ON CITY BASE MAP. DEVELOP CALIBRATED HYDRAULIC MODEL USING WATERGEMS/EPANET FOR PRESSURE, FLOW, AND SYSTEM PERFORMANCE ANALYSIS. INCLUDE ALL INSTRUMENTS, MANPOWER, SOFTWARE, DATA PROCESSING, SUPERVISION, AND INCIDENTAL EXPENSES (EXCLUSIVE OF GST) AT DAHOD.

Name of Work:- Conduct detailed topographical survey using DGPS/Total Station for entire

project area and existing pipeline routes. Identify, geo-reference, and

prepare inventory of house service connections and existing water supply

assets. Prepare accurate CAD-based survey drawings and digitize the

complete water supply scheme on city base map. Develop calibrated

hydraulic model using WaterGEMS/EPANET for pressure, flow, and system

performance analysis. Include all instruments, manpower, software, data

processing, supervision, and incidental expenses (exclusive of GST).

(A) Percentage Rate Tender (U p to INR 50Cr.)

Item Description of Item (with brief specification Quantity Unit Rate In Amount

No. and reference to book of figures

1 Carrying out a detailed topographical survey using 120 Per 13500

DGPS and/or Total Station covering the entire Km.

project area, including the existing complete

transmission and distribution pipeline routes. The

work shall include establishment of survey control

points, collection of horizontal and vertical

coordinates, preparation of topographical survey

data, and all associated field activities required for

accurate mapping. Existing pipeline details such as

dia. type etc based on field survey and information

provided by the ULB officials. The item shall include

deployment of all necessary survey instruments,

equipment, software, accessories, consumables,

skilled and unskilled manpower, transportation,

conveyance, boarding and lodging, safety

measures, data processing, supervision, and all

other incidental charges required for the

satisfactory completion of the work. The rate shall

be inclusive of all taxes, duties, royalties,

overheads and contractor's profit, but exclusive of

GST, which shall be payable separately at the

prevailing applicable rate.

2 Carrying out a detailed field survey for identification, 170 Per 13500

visual enumeration and geo-referencing of existing Km.

house service connections including carrying out

consumer service connection survey, consumer type

residential/commercial, their numbers etc. complete

along the existing transmission and distribution

pipeline routes. The work shall include identification,

location mapping, attribute collection and preparation

of an inventory of all existing water supply assets,

including transmission and distribution pipelines, sluice

valves, air valves, scour valves, pressure reducing valves

(where available), fire hydrants, valve chambers, flow

meters, reservoirs, pumping stations, bulk water

meters and all other allied appurtenances based on

field verification and information provided by the ULB

officials. The rate shall include all necessary require

instruments, equipment, handheld devices, tools,

consumables, skilled and unskilled manpower,

supervision, transportation, conveyance, boarding and

lodging, communication charges, data processing,

quality control, overheads, contractor's profit, and all

incidental expenses required for the satisfactory

completion of the work, excluding GST, which shall be

payable separately at the prevailing applicable rate.

3 Preparation of accurate CAD-based survey 1 Per 585000.00

drawings and digitization of the existing whole Job.

water supply scheme on the city base map using

the data collected through DGPS/Total Station

survey and available ULB records, with appropriate

layering, annotations, coordinates, attributes etc.

The item shall also include data processing,

drafting, quality checks, preparation of final

AutoCAD drawings, integration of surveyed

information with the city map, and submission of

editable digital files. The rate shall include all

necessary computer hardware, software, survey

data processing tools, skilled and unskilled

manpower, supervision, transportation,

conveyance, communication, consumables,

overheads, contractor's profit, and all incidental

expenses required for the satisfactory completion

of the work, excluding GST, which shall be payable

separately at the prevailing applicable rate.

4 Development of a calibrated hydraulic model of 1 Per 500000.00

the existing water supply distribution network Job

using Bentley WaterGEMS, EPANET, or equivalent

hydraulic modelling software based on the

DGPS/Total Station survey, digitized network,

available ULB records, operational data, and field

verification. The hydraulic analysis shall include

assessment of pressure distribution, flow

velocities, head losses, identification of low-

pressure and high-pressure zones, hydraulic

bottlenecks, dead-end pipelines, and other

deficiencies affecting system performance. The

item shall include all software, skilled technical

personnel, data processing, model development,

analysis, report preparation, submission of

editable model files and supporting

documentation, and all other incidental expenses

required for the satisfactory completion of the

work, excluding GST, which shall be payable

separately at the prevailing applicable rate.

I/We am/are willing to carry out the work at….................. % above/below percent (Should Be

written in figures and words) of the estimated rate mentioned above. Amount of my/ our

tender works out as under.

Estimated amount put to tender: Rs. 50,00,000.00 Estimated amount put to tender Rs.

tender Deduct………%below Add………%Above

In words In words