Improvement and Replace of G.I. pipeline at Pareshnagar-I and II under Sub Division No.III, NACD, APWD, Mayabunder

Amount

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge :

15 mm to 40 mm nominal bore

Above 40 mm nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. External work

15 mm dia nominal bore

20 mm dia nominal bore

25 mm dia nominal bore

40 mm dia nominal bore

50 mm dia nominal bore

80 mm dia nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

25 to 40 mm nominal bore

50 to 80 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

25 mm nominal bore

40 mm nominal bore

50 mm nominal bore

80 mm nominal bore

Painting G.I. pipes and fittings with two coats of anti-corrosive bitumastic paint of approved quality :

15 mm diameter pipe

20 mm diameter pipe

25 mm diameter pipe

40 mm diameter pipe

50 mm diameter pipe

80 mm diameter pipe

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) :

15 mm nominal bore

20 mm nominal bore

25 mm nominal bore

40 mm nominal bore

50 mm nominal bore

80 mm nominal bore

Providing and fixing C.I. double acting air valve of approved quality with bolts, nuts, rubber insertions etc. complete (The tail pieces, tapers etc if required will be paid separately) :

50 mm dia

80 mm dia

Constructing C.C manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size) inside plastering 12mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggreate 20mm nominal size) finished with a floating coat of neat cement complete as per standard design.

Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) :

A P HUSAINAR

The Reef Constructions

Mega Engineers and Builders

CSE CONSTRUCTION (INDIA) PRIVATE LIMITED

M Abdul Hameed