Replacement of damaged wooden beams with iron beams at the roof of CMOH Bungalow

Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. 1st floor including roof.

Examining wooden beam by sounding or boring.

Examining wooden burghas by sounding

Opening out and examining portion of bearing of beam including mending good damages as necessary.

Replacing wooden beam or R.S. joist by R.S. joist or by another wooden beam joist and fixed complete, including hire and labour charges for necessary sal bullah props, necessary packing between beams and burgahs but excluding the cost of joist or wooden beam and concrete/ Brick works etc needed for mending damages. [Mode of payment for wooden beam (raplacing the old one) will be made against Item No. 4 of carpanter's work] Height exceeding 5m but not exceeding 7.3m. Clear span exceeding 5m but not exceeding 6m.

Clear span exceeding 6m but not exceeding 7.3m.

Labour for lowering and stacking after dismantling in parts R.S. joists, channels, angles, tees, plates etc.complete as directed. From 2nd floor leve.

M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than 22.5 Kg. / m. or 15 % of weight for finished structal members weighing less than 22.5 Kg. / m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer In Charge. The rates are considered for a height of erection 8m. / 2nd floor level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initiial 8m. or part thereof. For built up sections / srtuctural members of specified sections weighing not less than 22.5 Kg./m.

Labour for hoisting and placing in proper position (up to 1st floor level) departmental R.S. joists, channels, angles. Tees, plates etc. including fitting and fixing same with bolts and nuts, if necessary (but excluding cost of such bolts and nuts)

Extra for Staging beyond 4 m [mode of measurement: Area of unsupported horizontal projection (where staging beyond 4 m is practically unavoidable) x mean height of staging] above initial 4 m.