Providing crash barriers protective wall near road connecting Masconi ward to Cotamol ward crossing over main canal of SIP in Cuncolim Constituency.

Amount

Providing and erecting thrie beam crash barriers comprising of the following three factory made units viz 1)thrie beam 2) spacer block 3) vertical Post. The thrie beam 3mm thick cold rolled formed guard rail raw material conforming to IS-5986 -2011 with minimum grade 255 and with minimum yield stress of 255 Mpa which is fixed by bolted connection to spacer block C-channel of size 150mm x75mm and 5mm tick, 54.6 cm height spaced 2 mt. C/C fixed to a vertical post C Channel of size 150mm x75 mm and 5mm thick cold rolled formed section made from HR Coils raw material confirming to IS-5986-2011 woth minimum grade 255 and with minimum yield stress of 255Mpa, with 85 cms free height above road or ground level, and embedded to 115 cms deep in cement concrete block of size 35 cm x 35 cm x 115 cm or as directed by Engineer in charge, assembled and fixed as per drawingof MORT&H Circular No. RW/NH/33022/1/94-DO/III, dated 24/6/1994 & construction operation as per 811 or relevant MORT& SPECIFICATIONS FOR Roads & Bridge WORKS (Latest edition). All fittings (bolts, nuts, fasteners, washers etc) shall be conforming to IS:1367 & IS:1364 & galvanised by hot dip zinc coated process @ 0.55 kg/m2 conforming to relevant IS specification all etc. complete.

Earthwork in excavation by mechanical means (hydraulic exvavator) / manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 saq.m on plan) including disposal of excavated earth lead upto 50 m and lift upto 1.5m disposed earth to be leveled and neatly dressed including providing barricading, danger lighting guarding as directed in:

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Centering and shuttering including struttings, propping etc. and removal of formwork for : Foundations, footings, bases for columns and mass concrete. a) All kinds of soil

Centering and shuttering including struttings, propping etc. and removal of formwork for : b) vertical surfaces such as retaining walls , return walls, walls (any thk) including attached pilasters, buttresses, plinth and string courses, fillets, etc.

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: a) All works upto plinth level

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: b) In retaining walls , return walls(any thk) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping bed blocks, anchor blocks, plain window sills, fillets etc, upto floor five level.

12mm cement plaster 1:4 (1 cement : 4 fine sand)

A & S CONSTRUCTIONS