GOVERNMENT OF WEST BENGAL
OFFICE OF THE ASSISTANT ENGINEER,
RWS BARASAT SUB-DIVISION,P.H.E.DTE.
RISHI BANKIM SARANI, BARASAT, NORTH 24 PARGANAS.
Estimate/Schedule forSinking of tube-well of size 100 X 40 m.m fitted with Indian Mark-II pump 300,250 & 200 mtr. deep with PVC pipe & strainer in
any Blocks under 24 Pgs(N) district. (For 3 nos T.W) Schedule-3 (Sl.No.18-27)
Sl.No.
Description of Items
1
Labour for boring Tube-Well of required dia by water jet system through any type of soil strata
including hire and lobour charges for boring pipes scaffolding tools and plants as necessary and
taking out them lowering pipes,strainer,blank pipes etc.
a)for depth upto 150mtr.
i)100mm dia boring extra
ii)40mm dia boring etc.
b)for depth beyond 150mtr.
40mm dia boring etc.
2
Construction of square shaped platform size 1.20 Mx1.20Mx0.950M with 125 mm thick brick
work as border (4:1) on top over 75 mmth plain cement concrete(1:2:4) with 20 mm down stone
chips over single .F soling over sand filling with 250 mm thick surounding brick work (6:1)
including steps of size 205mmX150mm (Four Nos.) with plaster 15 mm thick (6:1) and Neat
cement finishing including fixing of T/W pipe with P.C.C(1:2:4) size (250 mm
X250mmX250mm) complete as per drawing.(Where the tube-well is to be sunk in low line area)
3
Spill water masonry surface drain as per type design 150mm (inner) 125mm brick work
(1:4)including plastering 12mm th(4:1) neat cement punning complete over S.B.F.S.100 mm
6:3:1 W.C.C.with jhama khoa.
4
Supply fitting fixing of of 100x 40mm dia reducing Socket
5
6
Supply fitting fixing steel cutter piece upto 450 m.m long with sockets.
i)40 m.m dia
Supply of PVC rigid pipesb & fittings (medium duty) conforming to ASTMD - 1785 and
threaded to match with GI Pipes as per IS : 1239 (Part - I).
(A) PVC Rigid Pipes
100 mm dia
40 mm dia ,
Supplying PVC pipe strainer of approved make with adapter conforming to I.S. specifications.
Qnty
Unit
Amount Rs.
24
126
430.00 Per mtr.
149.00 Per mtr.
10,320.00
18,774.00
100
161.00 Per mtr.
16,100.00
1
9,962.00
Each
9,962.00
1
764.00 Per mtr.
764.00
1
213.00
Each
213.00
1
147.00
Each
147.00
24
220
922.00 Per mtr.
219.00 Per mtr.
22,128.00
48,180.00
6
349.00 Per mtr.
2,094.00
1.00
1243.00
Each
1,243.00
1
800.00
Each
800.00
1
17982.00
Each
17,982.00
7
40 mm dia,2mtr each
Collection of soil or sand sample obtained during boring of tubewell at a uniform interval of 6
8
mtr , preparation of litholog chart and collection of water sample after proper washing for
chemical analysis and bacteriological test complete in all respect as per direction.
Supplying and installation of white marbel plaque of size 450 m.m X 300 m.m with suitable
9
inscription as per direction of E.I.C
Construction of circular soak well 2.5 metre deep in all types of sandy soils with dry brick work
upto 1.6 metre from the bottom having 150 mm intermediate cement brick work (1:4) band all
round and cement brick work (1:4) upto 0.90 metre from top with 20mm thick cement plastering
(1:4) to inside face upto the depth of cement brick work, 15mm thick cement plaster (1:4) on
outer face from top of the well upto G.L. and 6 mm thick cement plaster (1:4) on top of the
R.C.C. cover slab including filling bottom 1.00 metre of inside of the well with brick metal (50
10
mm to 63 mm size) including R.C.C. cover slab of 100 mm thick with cement conc (1:1.5:3)
with stone chips with necessary reinforcement and shuttering including one 560 mm dia. R.C.C.
manhole cover (heavy type)of approved make supplied, fitted and fixed in the cover slab with
necessary fittings, making necessary arrangements for pipe connections, excavation of well
including shoring, dewatering and removing the excess earth from the premises as per direction
complete in all respect with all costs of labour and materials.With 250 mm thick dry brick work
Supplying fitting & fixing Mark-II pump (Complete set).
11
**Mark-II pump will be supplied departmentally.
Rate Rs.
1.00
12621.00 Each
12,621.00
Rs. 1,61,328.00
Say Rs. 1,61,328.00
For 3 nos. T.W Rs. 4,83,984.00
Assistant Engineer
RWS Barasat Sub-Division
P.H.E.Dte.
Rate in figure…………………………………………………………………………………………….Atper/Above/Less
Rate in Word……………………………………………………………………………………………………………………….Atper/Above/Less
Address………………………………………………………………………………………………………………………………………………………………..
Date………………………………………………………………..
PAN No…………………………………………………………………………………………………………………………………………………………………………
VAT No………………………………………………………………………………………………………………………………………………….
Mobile No……………………………………………………………………………………………………………………………………………….
F:\Notice & Bid,C.S,Sheet\Tender\NIT-15-16\SNIT-02 RWS 15-16\Schedule-3.xls