IMPERVIOUS DYKE ENCLOSURE

Excavation in Dyke Area — AS PER DETAILED SCOPE OF JOB ATTACHED. Excavation of Earth upto 1.0 m. in Dyke AreaEarthwork in excavation for laying impervious floor in dyke enclosure area of product tanks, rectification of slope/levels of impervious floor & drains for the product tank farm etc. or any other place as required and directed, in ordinary soils, in both dry and wet conditions, including pumping and bailing out surface and subsoil water, shoring, strutting, slush removal, including backfilling in all positions, in layers of not exceeding 300 mm as per drawing and specifications wherever required, in foundation pits and other places with excavated suitable approved surplus earth, including reclaiming from spoil heaps kept elsewhere including dressing and leveling, watering and compacting with hand/ machine tools to achieve satisfactory compaction etc., transporting and disposal of surplus excavated earth within plant boundary as directed by the engineer. (The measurement for payment shall be for the theoretical excavation volume only as per drawing i.e. for volume of block of excavation having the actual depth and maximum bottom dimensions of the foundation/ structure). The contractor should take into account in his rate the provision for any excess excavation for necessary working space, steps, sloping, etc., required for excavation, safety and other allied works and refilling the side slopes/ working space, steps, etc.)

Removal of Paver Block — AS PER SCOPE OF JOB ATTACHED. Removal of Paver BlocksRemoval of interlocking paver blocks of various types/patterns up to a thickness of 200 mm from dyke enclosure area of product tankfarms or at any other place within the terminal premises as directed by EIC using hand/ machine tools. While removing paver blocks, contractor to ensure that there is no damage to the surrounding equipment. Joint measurement of the area of paver blocks to be taken prior to dismantling. Job includes removal of paver blocks, loading & transportation of removed materials from work area on a regular basis and unloading & stacking of the same at a designated/ unobjectionable area within plant premises as advised by HPCL EIC. The item includes necessary labor, all tools and tackles to remove the same as required at site all complete.

Sand Filling — AS PER SCOPE OF JOB ATTACHED Sand FillingSupply and filling best quality mechanically graded sand conforming to IS:383 grade-III for laying impervious floor in dyke enclosure area of product tank farms, for rectification of slope/levels of impervious floor & drains for the product tank farm etc. or any other place as required and directed by HPCL EIC, arranged from borrow area /pit outside premises including all excavation, transportation, labor etc. at the borrow pit location, filling in HPCL premises in loose layers not exceeding 300 mm and compacting with hand/ machine tools to achieve satisfactory compaction including dressing up the surface, breaking clods, removal of slush and water, removal of surplus earth after formation, watering & re-handling at site. The initial filling should start only after stripping the area from bushes, grass and other vegetation. No separate payment will be made for clearing bushes, vegetation and other materials. The measurement for payment shall be for theoretical volume only based on initial and final levels jointly recorded.

HDPE Sheet 100 Micron — AS PER SCOPE OF JOB ATTACHED. HDPE Sheet-100 MicronSupply and laying of High Density Poly Ethylene (HDPE) sheets of min. 100-micron thickness. The laying shall be carried out under dry/ favorable weather conditions. Minimum overlapping should be 300 mm. All precautions to be taken so as to ensure no scratches/crimps are caused. Any damage or flaw caused during the job or testing shall be rectified at the contractor's cost only. The job to be completed as per instruction by engineer-in-charge. Payment will be made for theoretical area of HDPE sheet laid and no payment will be made for wastage, overlapping etc.

PCC 1:2:4 — AS PER DETAILED SCOPE OF JOB ATTACHED. Plain Cement Concrete 1:2:4Providing and laying Plain Cement Concrete of nominal volumetric mix 1:2:4 (1 Cement; 2 Sand: 4 Crushed stone aggregates) with 20 mm and down size graded aggregates for bed block for foundations & any other work as per HPCL requirement including any required shuttering, machine mixing, tamping, ramming, curing, etc. all complete as per Specifications, Drawings, job procedures etc. and instructions of HPCL Engineer-in-Charge. Sand shall be natural river sand or Crushed Stone Sand or Mechanically graded Sand meeting the requirements of technical specifications of the tender. Coarse aggregates shall consist of naturally occurring granite/ basalt trap stone, crushed or uncrushed, or a combination thereof.NOTE- Cement shall conform to IS 8112 - 43 grade/ IS 12269-53 grade Ordinary Portland Cement latest editions or Portland Slag Cement conforming to IS: 455 latest editions.

Elastomeric sealant to Drain — AS PER SCOPE OF JOB ATTACHED Elastomeric Sealant to DrainIdentifying cracks, crevices on wall surface of drain made of stone/brick Masonry, supply and application/filling of Elastomeric Sealant of approved make and allowing them to dry as per the product data sheet & the manufacturer's instructions up to 3.5 m height and 2 m. depth. Quoted rates shall include all required material, labor, tools, tackles and necessary scaffolding as per requirement. Approved make for crack filling compound or paste: Appropriate relevant model chemicals/ compounds made by 1. Pidilite 2. STP (Shalimar Tar Products) Limited 3. FOSROC 4. Sunanda 5. BASF 6. Belzona 7. Other equivalent approved by HPCL.

Dismantling of PCC — AS PER SCOPE OF JOB ATTACHED Dismantling of Plain Cement ConcreteDismantling of PCC using hand/ machine tools up to a depth of 1.5 m below the surface at the marked location. While breaking the concrete, contractor to ensure that there is no damage to the surrounding equipment. Joint measurement of the block or structure to be taken prior to dismantling. Job includes breaking the PCC into small pieces and debris/ soils and other dismantled/ excavated materials to be loaded & transported from work area on a regular basis and unloaded/ stacked at a designated/ unobjectionable area within plant premises, as advised by HPCL EIC. The item includes necessary labor, all tools and tackles to remove the same as required at site all complete.

Dismantling of Masonry — AS PER SCOPE OF JOB ATTACHED Dismantling of Brick & Stone MasonryDismantling of Brick & Stone Masonry using hand/ machine tools. While breaking the masonry, contractor to ensure that there is no damage to the surrounding equipment. Joint measurement of the block or structure to be taken prior to dismantling. Job includes loading & transportation of dismantled/ excavated materials from work area on a regular basis and unloading & stacking of the same at a designated/ unobjectionable area within plant premises as advised by HPCL EIC. The item includes necessary labor, all tools and tackles to remove the same as required at site all complete. SCHEDULE 2 STORM WATER DRAIN Manadatory: No

Excavation upto 1.5 m — AS PER DETAILED SCOPE OF JOB ATTACHED. Excavation upto 1.5 mEarthwork in excavation for foundations of drains, chambers/pits of drains etc. or any other place as required and directed, in ordinary soils including soft rock / disintegrated rock, in both dry and wet conditions, including pumping and bailing out surface and subsoil water, shoring, strutting, slush removal, including backfilling in all positions, in layers of 300 mm as per drawing and specifications wherever required, in foundation pits and other places with excavated suitable approved surplus earth, including reclaiming from spoil heaps kept elsewhere including dressing and leveling, watering and mechanical compaction etc., transporting and disposal of surplus excavated earth within plant boundary as directed by the engineer. (The measurement for payment shall be for the theoretical excavation volume only as per drawing i.e. for volume of block of excavation having the actual depth and maximum bottom dimensions of the foundation/ structure). The contractor should take into account in his rate the provision for any excess excavation for necessary working space, steps, sloping, etc., required for excavation, safety and other allied works and refilling the side slopes/ working space, steps, etc.)

Excavation 1.5 m to 3.0 m — AS PER DETAILED SCOPE OF JOB ATTACHED. Excavation 1.5 to 3.0 m.Earthwork in excavation for foundations of drains, chambers/pits of drains etc. or any other place as required and directed, in ordinary soils including soft rock / disintegrated rock, in both dry and wet conditions, including pumping and bailing out surface and subsoil water, shoring, strutting, slush removal, including backfilling in all positions, in layers of 300 mm as per drawing and specifications wherever required, in foundation pits and other places with excavated suitable approved surplus earth, including reclaiming from spoil heaps kept elsewhere including dressing and leveling, watering and mechanical compaction etc., transporting and disposal of surplus excavated earth within plant boundary as directed by the engineer. (The measurement for payment shall be for the theoretical excavation volume only as per drawing i.e. for volume of block of excavation having the actual depth and maximum bottom dimensions of the foundation/ structure). The contractor should take into account in his rate the provision for any excess excavation for necessary working space, steps, sloping, etc., required for excavation, safety and other allied works and refilling the side slopes/ working space, steps, etc.)