Provision of of Emergency access roads and drains at 09 and 27 Runway ends at Aurangabad Airport (2025-26)

Excavation in all kinds of Soil with hydraulic excavator of 0.90 cum bucket capacity including cutting and loading in tippers, triming bottom and side slopes, transporting the excavated earth to the filling locations within 10 km distance (including to and fro) of Airport premises including all leads and lifts, breaking clods, levelling fine dressing in accordance with requirements of lines, grades and cross sections as per specifications and drawings complete as per the direction of Engineer-in-Charge.

Supply of granular material (moorum) obtained from approved quarry outisde Airport premises with all lifts, leads and transportation to Airport site complete as per the direction of Engineer-in-Charge. (Cost includes all leads, taxes, royalty and operations)

Laying, spreading and compaction of available excavated earth / moorum including spreading in layers not exceeding 20 cm in depth, levelling, providing camber, grading with motor grader and consolidating each deposited layer with vibratory roller of 8-10 tonne capacity including making good the undulations etc. as per technical specifications and drawings, for all leads and lifts complete as per the direction of Engineer-in-Charge

Providing and laying non-pressure NP3 class R.C.C. pipes spigot and socket type, jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete - 450 mm dia. R.C.C. pipe.

Construction of granular sub-base (GSB) by providing close graded material, conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads and lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge - with material conforming to Grade-III (size range 26.5 mm to 0.075 mm) having CBR Value-20

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mix material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paverfinisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

Construction of dry lean cement concrete sub base over a prepared subgrade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 MPa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver/ paver with electronic sensor/manual method, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer-in- charge.

Providing and laying polythene sheet (separation membrane) of approved make and quality having minimum 200 microns thickness to be laid over base course under pavement concrete with overlaps of not less than 100 mm longitudinally and 100 mm transversely complete as per directions and satisfaction of Engineer-in-charge. (Note: For the purpose of payment, actual concrete area will be measured)

Providing and laying Pavement Quality Concrete (PQC) produced in a batching plant having a Characteristic flexural strength i.e. minimum flexural strength of 4.1 MPa at 28 days using 350 kg of Ordinary Portland cement of 43/53 grade, fine aggregate, graded stone aggregates of 40 mm nominal size in recommended proportions as per specification and approved concrete mix design; laid to required slope and camber in panels as per drawing /design using slip form paver /fixed form paver/manual method, over 200 micron (minimum) polythene sheet spread flat over finished surface, providing dowel bars with sleeve/ tie bars wherever required, laying, spreading and compacting mechanically by using needle and surface vibrators, finishing with required texture, including steel form work with sturdy M.S. channel sections, curing, making provision for contraction/ expansion, construction & longitudinal joints by groove cutting machine all complete all as per direction of Engineer-in- charge. The item for execution shall also include the following operations: i) Side shuttering required to lay concrete in camber as per site conditions. ii) Mechanically cutting dummy joints 3mm wide x 1/3rd thickness of slab which is subsequently widened to 10 mm for the top 25 mm depth and construction joints 10 mm wide x 25 mm deep as per specification. iii) Filling Polysulphide sealant in dummy, construction and expansion joints including providing closed-cell Polyethylene foam back-up rod, and painting side of joints with Polysulphide primer, etc. complete. (Note: - i) Item for providing and laying 200 micron polythene sheet, joint filler board, sealants, dowel bars with sleeve/ tie bars to be paid separately ii) For the purpose of tendering, the quantity of cement used for one cum of finished concrete may be assumed as 350 kg. If the actual quantity of cement required as per laboratory mix design varies from the quantity assumed above, necessary cost adjustment for deviation in the quantity of cement as per mix design, if any, shall be done as per the rate of cement in actual supply voucher from manufacturer/authorized dealer at the time of execution. In the case of authorized distributor, the rate may be authenticated by the manufacturer)

Providing and laying in position expansion joint, 25mm thick Synthetic joint filler board of approved make conforming to IS:1838(part 3)-2011, upto depth as specified by EIC (45 mm from top to be removed at the time of filling of Polysulphide sealant) all complete as per particular specifications and directions of Engineer-in-Charge. (Note: For purpose of payment, quantity (length (m) x depth (m) ) of filler board will be measured).