Tirumala Tirupati Devasthanams Tender

Providing and fixing precast concrete blocks (interlocking pavers) using not lessthan M40 grade paver blocks and thickness not less than 80 mm for medium traffic areas conforming to IS 15658-2006 of all shapes and designs as per the specification, over sand bed of 20 mm to 40 mm (30 mm average) thickness and compacting with vibrating plate compactor having 3 tonne compaction force there by forcing part of sand underneath to come up in between joints. final compaction of paver surface to be done after spreading and brushing the fine sand into joints to its final level. The work includes cost of all materials such as interlocking pavers, sand etc., Labour and equipments such as cutting machine, lift, loading & unloading to work site clearing, bringing required all materials for the successful completion of work as per drawings and Technical Specification Clause 1504 MORD and as directed during execution by the Engineer-in- charge of the work.

Dismantling, clearing away and carefully stacking materials useful for re-use, stone masonry in cement mortar

Providing, laying, spreading and compacting graded stone aggregate (IRC size HBG crushed stone aggregate confirming to Table 400-12 & Table 400-13) to Wet mix Macadam specification including premixing the material with water at OMC in Mechanical mixer, carriage of mixed material by Tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with Vibratory roller 8-10 Tonnes weight to achieve desired density including lighting, barricading and maintenance of diversion etc., as per Technical specification vide clause No.406 of MORTH (5th Revision) etc., complete in all respects and as directed by Engineer-in-charge during execution- - do - for thickness of more than 100 mm using vibratory roller .

Cement Concrete of M15 grade C.C.(1:2.5:5) using 20 mm ( 0.54 cu.m) and 12 mm (0.36cu.m) nominal size hard broken granite crushed metal from any source conforming to the relevant ISI standards for foundations etc., laid in layers of not more than 15 cm thick well compacted including CENTERING CHARGES, curing, machine mixing, cost and conveyance of all materials etc., complete. Note: Measurement boxes shall be used for measuring the quantities of cement, aggregate and water required for the given concrete mix.

Plastering in Cement mortar (1:3) 12mm thick using best river sand from approved quarry including cost and conveyance of all materials, screening, curing, rounding of corners, incidental charges as directed during execution complying with standard specifications etc., complete for the following proportions

Cement Concrete of C.C.(1:3:6) using 20 mm ( 0.54 cu.m) and 12 mm (0.36cu.m) nominal size hard broken granite crushed metal from any source conforming to the relevant ISI standards for foundations etc., laid in layers of not more than 15 cms thick well compacted including curing, ,machine mixing, cost and conveyance of all materials etc., complete.

Conveyance of excavated surplus earth / debris to a distance upto 14 kms from the site of work to the place where specified by the Engineer-in-Charge including loading and unloading etc., complete as directed during execution.

Providing and laying Dense graded bituminous macadam of specified compacted thickness using VG30 grade bitumen with Hot mix plant 100-120 TPH capacity using IRC size HBG crushed stone aggregates of specified grading, premixed with bituminous binder and filler (Quarry Rubbish) conforming to Table 500-9 & 500-10, transporting the hot mix to work site laying with a Mechanical paver finisher, to the required grade level and alignment rolling with smooth wheeled 8-10 tonne, vibratory 8-10 tonne and tandem 6-8 tonne rollers to achieve the desired compaction as per specification vide clause No.505 of MORTH (5th Revision) etc., complete in all respects and as directed by Engineer-in-charge during execution.