Maintenance work

Providing BT patch work for pot holes of depth ranging from 25 to 35mm ,using 20-25mm HBG/HBT metal with required quantity of 10-12 mm size HBG/HBT key chips and VG 10 grade bitumen at 72 kgs/1Cum of work for filling the pot holes and sealing the filled up pot hole with a 15mm thick layer using 10-12mm HBG/HBT chips and VG 10 grade bitumen at 80 /Kgs /1Cum., including removal of the loose material in the pot holes ,trimming the edges to provide firm vertical faces ,cleaning ,applying tack coat ,filling the pot holes to compacting and finishing and blinding the surface using stone dust/sand ,including cost of all materials ,T&P and labour charges for all operations etc., complete.

Providing, Laying, Spreading and compacting graded HBG/HBT crushed stone aggregate to Wet Mix Macadem specification including cost of all materials and including premixing the material with water at OMC in Mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with Hydrostatic sensor paver in base courses on well prepared surface and compacting with Vibratory roller to acheive the desired density etc., as directed by the Engineer-in-Charge and as per MoRT&H specification 406 (5th revision) for finished item of work.

Providing and erecting a "W" metal beam crash barrier comprising of 3mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150X75X5mm spaced 2m centre-to-centre, 1.80m high, 1.1m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS: 1367 and IS: 1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150X75X5mm, 330mm long complete as per Clause 810.