Repair/maintenance of internal approach roads to ORA, Ettikulam and Squadron area at INA Ezhimala

Amount

LIST OF ITEMS OF WORKS

Demolition of cement concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) complete all as specified and as directed.

M&L for PCC 1:2:4 type B1 (using 20mm graded stone aggregate) using Ready Mix Concrete as in leveling course and finished top surface even and rough complete all as specified and as directed. Make :- Ultra Tech/ACC/RMC Ready Mix/Ramco/Alfa One/ Lafarge/Geo Mix, Kanuur

7.5cm thick (compacted thickness) WBM, with coarse aggregate of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required

Repairs to potholes any depth, not exc 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths etc. cutting around edges to al least 25mm in depth, making good by applying tack coat @ 5 kg per 10 sqm, putting in premixed bituminous macadam using paving bitumen, well rammed and sealed with binder 9.8 kg per 10 Sqm, binded with 0.09 cum 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.

Preparing black top surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc with and including applying evenly a priming / tack coat with rapid setting bitumen emulsion with mechanical sprayer at the rate of 5 kg per 10 sqm.complete all as specified and as directed.

Preparing WBM surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc with and including applying evenly a priming / tack coat with rapid setting bitumen emulsion with mechanical sprayer at the rate of 10 kg per 10 sqm.complete all as specified and as directed.

Bituminous semidense asphaltic concrete 40mm thick consolidated thickness with 5.5% binder content (using Viscosity Grade 30 bitumen) by weight of total mix, using hot mix plant and laid with mechanical paver, rolled and compacted to required camber and gradient with vibratory roller HD 99 VV or equivalent roller complete all as specified and as directed. NOTE :- (i) The actual binder content for SDAC used shall be as per optimised content based on job mix formula approved by the Accepting Officer irrespective of whatever indicated in BOQ. (ii) Price adjustment shall be done on MINUS side only @ Rs. 46900/- per MT (without considering the permissible tolerance on minus side) with reference to binder content indicated in BOQ. (iii) No Price adjustment for Bitumen shall be done for variation in quantity on plus side.

Painting lines, dashes, arrows, letters etc on road, pavement and the like n.exc. 10cm wide and 2.0mm thick using hot thermoplastic road marking paint for centre line and pedestrian crossing mixed reflectorising glass beads @ 250 gm/Sqm all as specified on finished road surface in moltan state using suitable mechanical sprayer. Make : Asian paints/Berger paints/Nerolac/Shalimar paints/MM Sign Vision

S&F for ABS material roads studs of size 100X100X20mm model FS 7 make : Frontier or equivalent make of H2 safety India Pvt Ltd/Sign and Media International / Alight control system / Visiontech Safety Pvt Ltd/ Texla Plastics and metals Pvt Ltd/3M complete all as specified and as directed.

K P DIVAKARAN

K V RAMACHANDRAN

CREATIVE BUILDERS