Improvement of existing water supply pipeline at Webi, Panighat, Lal Girja, Lataw under Jal Jeevan Mission under Sub Division No.II, NACD, APWD, Mayabunder.

Amount

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

20 mm dia nominal bore

25 mm dia nominal bore

40 mm dia nominal bore

50 mm dia nominal bore

65 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

65 mm nominal bore

80 mm nominal bore

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

20 mm diameter pipe

25 mm diameter pipe

40 mm diameter pipe

50 mm diameter pipe

65 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) :

20 mm nominal bore

25 mm nominal bore

40 mm nominal bore

50 mm nominal bore

65 mm nominal bore

80 mm nominal bore

Constructing cement concrete Chamber 30x30x50 cm, inside with cement concrete 1:2:4 (1 cement; 2 coarse sand; 4 graded stone aggregate 40mm nominal size) with C. I. surface box 100x100 x75 mm (inside) with hinged cover fixed in RCC slab 1:1.5:3 mix (1 cement : 1.5 coarse sand :2 graded stone aggregate 20 mm nominal size) necessary excavation foundation concrete 1:5:10 ( 1 cement : 5 fine sand:10 graded stone aggregate 40mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12mm thick finished with a floating coat of neat cement complete as per standard design :

Constructing CC chamber 60x60x75 cm, inside in cement mortar 1:4 (1 cement; 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diameter, 160mm bottom diameter and 180mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement; 2 coarse sand; 4 graded stone aggregate 20mm nominal size) necessary excavation foundation concrete 1:4:8 (1 cement; 4 fine sand; 8 graded stone aggregate 40mm nominal size) and inside plastering with cement mortar 1:3 (1 cement; 3 coarse sand) 12mm thick finished with a floating coat of neat cement complete as per standard design:

Constructing CC Chamber 90x90x100 cm, inside with 75 class designation brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm. top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) necessary excavation foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design :

S B SHARMA

N.C. ENTERPRISES

CSE CONSTRUCTION (INDIA) PRIVATE LIMITED

RAVI REALCONS PRIVATE LIMITED