E1-4907-2024-03-Providing GI sheet shed at BP Agraharam urban primary health center in ward No. 07

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and cleaning and levelling the site etc.,complete - Narrow Foundations - First Depth - Upto 2m

a)From GL to Below 2.00m

Plain Cement concrete 1:4:8 (one cement, four sand, eight aggregate) using 40mm gauge hard broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted,etc., complete complying with standard specfication..

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation

a) Without Strutting

Plain Cement Concrete 1:1½:3 Mix (one part cement, One and half part sand and three part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.

Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification including primer coating and enamal painting as per Design given by the departmental officers etc,complete as per standard specification

Fabricating supplying and fixing of pre painted galvanium iron sheets with the following specification. The materials should be of PPGI tile profile with a red colour or any other approved design 0.47mm thick 24 guage having width 1050 mm. The sheet should be G.I.base pre painted hot dipped galvanized iron sheet and to be fixed with shelf tapping screws,plastic washer.The washer and screws to be fixed by using minute power machine drilled with out damaging the sheets paint coating to be regular modified polyster coat with zinc coating of Z 120 GSM paint thickness the finish should be terra cotta finish like malabar mangalore tiles finish optional matt finish. The sheet to be fixed with making suitable corrugated,cutting the sheet in to the required ssize and making ornamental designs as per the site condition and as directed by the departmental officers.

Wiringwith2x1.5sq.mm.(22/0.3)PVCinsulatedSCunsheathedcopperconductorof1100VgradeinsuitablePVCrigidpipeconcealedinwallandceilingwithPVCaccessoiresinflushwithwallwith3mmthickhylumsheetcoverwithTWswitchboxand5AFTswitchandmakinggoodoftheconcealedportionwithsuitable colour for PVC Open light / fan Point (for electronic regulator) (5 points per coil). ( SD 20 )

Supply and fixing osf single box type 4"36w flu. Fitting complete with copper choke and condenso with TW round blocks on wall or ceiling with flu. Tube with PVC unsheathed leads from terminals to the fitting.

S . SAKTHIVEL (BID ID -1495522)