SPECIAL REPAIRS TO REPLACEMENT OF CI PIPES TO DI PIPES FROM FLAG STAFF HOUSE OHT TO 1ST INF BN LOCATION INCLUDING OTHER ALLIED WORKS AT PANGODE MIL STN TRIVANDRUM

Amount

Taking down of old existing CI pipeline of 150 mm dia including all fittings nad joints etc all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and getting out in hard/dense soil for removing/laying of DI pipes all as specified and directed.

Returning filling in including spreading, levelling, watering, well ramming in layers not exceeding 25cm in soil complete all as specified and directed.

Removing excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5mtr above the starting point complete all as specified and directed.

Material and labour for cutting existing road surfaces not more than 150 mm thick for laying of pipes and making good the disturbed surfaces all as specified and directed

Supply and laying, jointing and testing pipe ductile iron DI, Spigot and socket class K7 150 mm dia complete all as specifed and directed. Note : Joints will be measured seperately)

Supply and fixing DI fittings confirming to IS 9523 K12 for spigot and socket pipes upto 150 mm bore such as bends ( any type radius and angle) , tappers any type (straight bend increasing, decreasing or double socket etc ) TEE pieces , single branch, Y junction, double branch cross collars , caps and plug etc complete all as specifed and directed

Material and labour for rubber gasket(push on) joint of same make of DI pipe having two section of differenet hardness for DI pipe spigot and socket ends and fittings of size 150 mm bore complete all as specified and directed

Supply and fix cast iron Air release valve with single air outlet confirming to IS 14845 of size 150 mm dia bore all as specified and directed

Supply and fix in repair cast iron sluice valve 150mm dia bore heavy duty with steel spindle and bronze gate and seating rings both end flanged and drilled comprising IS 780 of 1984 type PN 1.6 ISI marked including suitable rubber gasket joints, grid packings with suitable nuts and bolts and grouting materilas including taking down complete all as specified.

Material and labour for Construction of brick masonary valve chamber of size 1200 x1200 x 1000mm (internal diamesnion) suitable for 150mm sluice valve with PCC 1:4:8 type D2 using 40mm graded stone aggregate as in foundation, brick wall with sub class `B' bricks built in cement mortor 1:4 PCC 1:2:4 type B1 using 20mm graded stone aggregate for couping, plastering in cement mortor 1:4, 15mm thick including provision of MS sheet cover 4 mm thick with two coat of synthetic enamel paint over a coat of red oxide primer to steel surfaces and locking arrangement including excavation earth work in any type of soil all as specified

M/S Vadakkeparambil Electro-Mechanic Service

AKASH CONSTRUCTIONS

KEERTHI CONSTRUCTIONS