special repair of CBD line...

Horizontal Boring/Excavation of size 600 mm i/d by trenchless technology complete in all respects .

Provision for providing and inserting of 600mm i/d M.S casing pipe with 12mm thick (Fe-330 grade) fabricated as per IS 3589 of 1991 from steel plates confirming to IS:-2062 including cutting, beveling, grinding and jointing with radiographically welding of pipe as per IS:-1182 and testing complete in all respect.

Provision for providing and inserting of HDEP pipe (PE-100 grade PN-10 sewer application) 500 mm outer diameter and testing complete in all respect.

Provision for providing and fixing Spacer with labour used in 500 mm OD HDPE pipe

[11.11.1]12 mm cement plaster finished with a floating coat of neat cement of mix : 1. 1:3 (1 cement: 3 fine sand) [Through Rate]

[21.28]Providing and fixing steel bar embedded plastic steps of size 263mm x 165mm of orange colour, confirming to specification in pump chambers, manholes etc., having minimum 3mm thick polypropylene polymer confirming to is:10910 encapsulated on 12mm dia ribbed steel bars per IS :1786. The rate include cost of setting the same to correct lines and levels duly embedded in 1:2:4 cement concrete including carriage, loading, uploading, stacking, handling, re-handling etc., complete in all respect to the satisfaction of Engineer-in-charge [Through Rate]

[21.93.1]Providing and fixing SFRC MANHOLE COVERS AND FRAMES MARKED WITH IS: 12592 including setting the same to correct lines and levels in 1:3 cement sand mortar over manhole including carriage loading unloading stacking handling re-handling etc. complete in all respects to the satisfaction to the Engineer-in-charge. 1. Type:- Extra Heavy Duty Set (EHD-35) 560MM Clear Opening [Through Rate]

[4.14.1]Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 1. All kinds of soil. [Through Rate]

[6.1.1]Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 1. 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size) [Through Rate]

[6.1.6]Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 6. 1:4:8 (1 Cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size) [Through Rate]