REPAIRS TO ROADS OF CPDC ELSEC EETF DSP AND ANSP ETC AT RCI, HYDERABAD UNDER GE I RND RCI HYDERABAD

Amount

Repair to isolated potholes, depth of potholes exceeding 30mm and area not exceeding 1.5Sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc., cutting edges to at least 25mm in depth, making good by applying tack coat @ 5Kg per 10Sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8Kg per 10Sqm, blinded with 0.09Cum of stone chippings, 6.3mm size and again well rammed (including supply of premixed macadam, binder and chippings) complete all as specified and as directed.

M&L, Premix bituminous macadam (Consolidated thickness 75mm or more) with binder content at 4% by weight of total mix using Paving bitumen VG-30 as binder, by hot mix process and laid by mechanical paver, rolled and compacted to gradient and camber required using power roller of capacity exceeding 8 tonne and not exceeding 12tonne complete all as specified and directed.

Note: Contractor shall get the mix Design done from the sources specified and execute work using bitumen content as per actual design mix, provided it is not below 4%. In case bitumen content required as per design mix comes to lower than 4%, contractor shall use 4% bitumen.

No price adjustment shall be done on account of variation in bitumen content required as per design mix and no claim on this account shall be entertained.

Cost of carrying out design mix shall deemed to be included in the quoted unit rate of item.

M&L, Preparing existing black top surfaces of bituminous roads by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc., and complete all as specified and directed.

M&L, applying evenly a priming/tack coat with paving bitumen VG-30 @ 5Kg/10Sqm over black top surfaces complete all as specified and directed.

M&L, Premixed Bituminous Semi Dense Asphaltic Concrete, 30mm consolidated thickness with 5.5% binder with binder content by weight of total mix, using paving bitumen of Grade VG-30 as binder by hot mix process and laying with mechanical paver, rolled and compacted to required camber or gradient using power roller of capacity exceeding 8 tonne and not exceeding 12 tonne complete all as specified and directed

M&L, 100mm thick (spread thickness) filled with moorum/red bajri as in road side berms, spread, rolled and compacted to required camber and gradient using power roller of capacity exceeding 8 tonne and not exceeding 10 tonne complete all as specified and directed. Note for Item Nos 1 to 6 : Works under sl item No 1 to 6 are required to be carried out in patches at locations as directed by Engineer-in-Charge. The rate quoted shall be deemed to include for the same and No claim whatsever will be entertained at a later stage.

M&L for preparing new bituminous surfaces of road and marking 2.5mm thick centre lines,stop lines, dashes, arrows etc and the like n exc 10 cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS:3262-1969 with special applicator machine all as per manufacturer's instruction complete all as specified and directed.

Supply and fixing cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufactures instructions

Supply and fixing metal tubular delineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1 complete all as specified and directed

M&L, precast cement concrete blocks 1:2:4 type B-1 using 20mm graded stone aggregate as in kerb stones of required size with plain fair faces, including chamfers etc., necessary formwork and set in cement mortar 1:6 including demolition of kerbs, ,excavation, returning filling, and removing of excavated soil Etc complete all as specified and directed.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete

M&L, preparation of old concrete road side kerb surfaces of any description over 10cm girth or width, not otherwise described etc., and applyingone coats of synthetic enamel paint in two colours as per approved pattern complete all as specified and directed.

Manufacturing, supplying and fixing retro reflective Mandatory/ Regulatory sign boards of 900 mm diametre with support length of 3750 mm and made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type - IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (bi-lingual), symbols and borders etc. as per IRC ; 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of ASTM-D-4956-01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm c/c to back support frame of M.S. angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed with 2 Nos. M.S. angles of size 35x35x5 mm to a vertical post made up to M.S. Tee section ISMT 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats, providing & fixing M.S. message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of zinc chromate yellow primer (vertical MS-Tee support to be painted in black and white colours).

Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc. complete as per drawing , specification and direction of Engineer-in-charge

m. surender singh (BID ID -3082007)

M/s K Venkateswara Rao (BID ID -3072490)

M/S GDR CONSTRUCTIONS (BID ID -3080543)

M/s ANUSHA ENTERPRISES (BID ID -3071455)

K CHANDRAPAL REDDY (BID ID -3067106)