Repairs to internal roads at domestic area AFS Hakimpet

Amount

Repair to potholes of depth exceeding 30mm, area not exceeding 1 Sqm each , including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc., cutting around edges to at least 25 mm in depth, making good by applying priming/tack coat with using paving bitumen (VG -10) @ 5kg per 10 sqm putting in premixed bituminous macadam, well rammed and sealed with binder (VG -30 ) 9.8Kg per 10sqm binded with 0.09 cum of stone chipping 6.3mm size rolled and compacted with 8 to 10ton power roller complete all as specified and as directed. Note: Item no 1 &3 shall not be permitted to operate at same location

Preparing black top surfaces 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., Applying evenly a tack coat with hot pressure spray using Bitumen viscosity grade VG-10 @ 5Kg/10 Sqm over Bituminous Macadam / Black top surface of existing road complete all as specified and as directed.

Bituminous premix semi dense asphaltic concrete (SDAC) 30mm (consolidated thickness)in single layer using paving bitumen of grade VG-30 as binder with 5.5% minimum binder content mixed by weight of total mix as wearing course, using hot mix plant and laid by using mechanical sensor paver, rolled and compacted to required camber and gradient with 8 to 10 tone capacity power roller complete all as specified. Note :- (i) No extra payment shall be paid to the contractor for extra quantity of bitumen than mentioned in Sch "A" on plus side. However price adjustment shall be made for less quantity of binder content used in the work. (ii) Design mix for bituminous premix semi dense asphaltic concrete shall be got designed from approved lab/institute and approval of CWE shall be obtained. Hot mix plant shall also be inspected & approved by the rep detailed by Accepting officer.

M&L for premix dense bituminous macadam (DBM) 75mm or less (consolidated) thickness in single layer (completed thickness) using paving bitumen binder of grade VG-30 with 4% binder by weight of total mix using hot mix plant and laid by using mechanical sensor paver rolled and compacted to required camber and gradient using vibratory/pneumatic and tandem vibratory roller complete all as specified and directed. NOTE :- (i) No extra payment shall be paid to the contractor for more quantity of bitumen than mentioned in Sch 'A' on plus side. However price adjustment shall be made for less quantity of binder content used in the work. (ii) Design mix for bituminous premix dense asphaltic concrete shall be got designed from approved lab/institutions and approval of CWE shall be obtained. Hot mix plant shall also be inspected & approved by the rep detailed by Accepting officer.

M&L for laying road marking paint as per IRC 35 with hot applied thermo plastic compound with glass beads on bituminious surface applying of hot thermo plastic compound with minimum 2.5mm thick with glass beads @ 350 gms per sqm for retro reflectivity including cleaning, preparation of surfaces complete all as specified and as directed by Engineer in Charge.

M& L for 7.5cm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required with granite, trap of Basalt type aggregate complete all as specified and directed.

S&Fcats Eye aluminium die cast material finish enclosure of size 90mm x 110mm x17mm and having plastic ABS strip containing mini retro-reflective glass beads of colour white/red/yellow a side fixing with epoxy adhesive complete all as directed by the Engineer-in-Charge. MAKE :- 3M/ TATA BP SOLAR/ SA TRAFFICK SAFETY, KOLKATTA/ BONS LIGHT PVT LTD, AHMEDABAD/ ASIAN CNTROLA, MUMBAI

S&FSolar road stud having 3 LEDs of colour red/yellow to a side (total 6 Nos.) housed in a tough pressure casted alumunium alloy of size (120 x 130 mm),with built in stem of suitable length for fixing with epoxy. LEDs, solar-cells, battery & light sensor well protected inside under tough unbreakable polycarbonate transparent sheet roof. System workable for 2-3 days (nights) after full charge in 8-10 hours MAKE :- Assian Controlls, Mumbai or equivalent Make in TATA BP SOLAR and installed with using Epoxy adhesive complete all as specified and as directed by the Engineer-in-Charge.

M&L All directional retro-reflective round delineator LONG STAND POSTS made out of 16 gauge MS pipe of outer dia 75mm and of length 900 mm. Post powder coated in black colour and having two retro reflective bands of width 120mm. Reflective bands protected with welded wire mesh cage, fixed with PCC 1:3:6 concrete 200x 200x200mm including excavation including PCC all as directed by Engineer-in-Charge

K CHANDRAPAL REDDY

B Sreepathy Rao & Sons