Common use of પોલીસ કિમĕરRી Clause in Contracts

પોલીસ કિમĕરRી. રાજકોટ 6ારા વખતો-વખત બહાર પાડવામાં આવતા જાહરનામાનો કોƛટ્રાક્ટરે ચƨતપણે અમલ કરવાનો રહશે. અિધક મદદનીશ ઈજનેર નાયબ કાય’પાલક ઈજનેર સીટS એoSનીયર (ƨપે.) -:: કામના તાિtક ƨપેશીફSક`શન ::- Item No.1 and 2: Dismantelling of Super Structure and dispossing it in 90 mtr lead area And Dismantling Cement concrete of Foundation Or Flooring 1. The work shall consist of removing, as herein after set forth; existing culverts, bridges, pavement, kerbs and other structures like guards- rails, fences, utility poles, manholes, catch basins, inlets, etc. Which are in place but interfere with the new construction or are not suitable to remain in place and of salvaging and disposing of the resulting materials and back-filling the resulting trenches and pits. 2. Existing culverts, bridges, pavements and other structures which are within the work area and which are designated to be removed, shall be removed up to the limits and extent specified in the drawings or as indicated by the Engineer-in-charge. 3. Dismantling and removal operations shall be carried out with such equipment and in such a manner as to leave undisturbed, adjacent pavement, structures and other work to be left intact. 4. All operations necessary for the removal of any existing structure which might endanger new construction shall be completed prior to the start of new work. 5. The structures shall be dismantled carefully and the resulting materials so removed as not to cause any damage to the serviceable materials to be salvaged, the part of structure to be retained and any other properties or structures nearby. 6. Unless otherwise specified, the superstructure portion of culverts / bridges shall be entirely removed and other parts removed to below the ground level or as necessary depending upon the interference they cause to the new construction. Removal of overlying of adjacent material if required in connection with the dismantling of the structures shall be incidental to this item. 7. Where existing culverts / bridges are to be extended or otherwise incorporated in the new work only such part or parts of the existing structure shall be removed as are necessary to provide a proper connection to the new work. The connecting edges, shall be cut, chipped and trimmed to the required lines and grades without weakening or damaging any part of the structure to be retained. Reinforcing bars which are to be left in place so as to project into new work as dowels or ties shall not be injured during removal of concrete. 8. Pipe culverts shall be carefully removed in such a manner as to avoid damage to the pipes. 9. Steel structures shall unless otherwise provided be carefully dismantled in such a manner as to avoid damage to members thereof. If specified in the drawing or directed by the Engineer-in-charge that structure is to be removed in a condition suitable for re-erection, all members shall be match marked by the contractor with white lead paint before dismantling. End pins, nuts, loose, plates, etc. shall be similarly marked to indicate their proper location. All pins, pin holes and machined surfaces shall be painted with a mixture of white lead and tallow and loose parts shall be securely wired to adjacent members or packed in boxes. 10. Timber structures shall be removed in such a manner as to avoid damages to such timber or lumber as is designated by the Engineer -in- charge to be salvaged. 11. In removing pavements, kerbs, gutters, and other structures, like guard rails, fences, manholes, catch, basins, inlets etc. where portions of the existing construction are to be left in the finished work, the same shall be removed to an existing joint or cut and chipped to a true line with a face perpendicular to the surface of the existing structure. Sufficient removal shall be made to provide for proper grades and corresponding with the new work as directed by the Engineer-in-charge. 12. All concrete pavements base course in carriageway and shoulders etc. designated for removal shall be broken to pieces whose volumes shall not be exceed 0.02 cubic meter and, stockpiled at designated locations if the material is to be used later or otherwise arranged for disposal as directed. 13. Where directed by the engineer-in-charge holes and depressions caused by dismantling operations shall be backfilled with excavated or other approved material and thoroughly compacted in line with surrounding area. 14. All materials obtained by dismantling shall be the property of Government. Unless otherwise specified, materials having any salvage value shall be placed in neat stack of like material within the right-of- way as directed by the Engineer-in-charge, for which contractor will remain responsible for its safe custody and preservation for 60 days after recording measurements of the salvaged material. 15. Pipe culverts that are removed shall be cleared and neatly piled on the right-of-way at points designated by the Engineer-in-charge. 16. Structural steel removed from old structure shall, unless otherwise specified or directed be stored in a neat and presentable manner on blocking in locations suitable for loading. Structures or portions thereof which are specified in the contract for re-erections shall be stored in separate piles. 17. Timber of lumber from old structures which is designated by the Engineer-in-charge as materials to be salvaged shall have all nuts and bolts removed from and shall be stored in neat piles in locations suitable for loading. 18. All the products of dismantling operations which in the opinion of the Engineer-in-charge cannot be used or auctioned shall be disposed as directed, within 100 meters.

પોલીસ કિમĕરRી. રાજકોટ 6ારા વખતો-વખત બહાર પાડવામાં આવતા જાહરનામાનો કોƛટ્રાક્ટરે ચƨતપણે અમલ કરવાનો રહશે. અિધક મદદનીશ ઈજનેર નાયબ કાય’પાલક ઈજનેર સીટS એoSનીયર (ƨપે.) -:: કામના તાિtક ƨપેશીફSક`શન ::- Item No.1 No.1: Earth work in cutting including preparing the slope and 2: Dismantelling stacking or utilizing the cutting stuff in bans as directed up to RMC limit from the end of Super Structure cutting with all leads and dispossing it in 90 mtr lead area And Dismantling Cement concrete of Foundation Or Flooring 1lift. The work shall consist of removing, as herein after set forth; existing culverts, bridges, pavement, kerbs and other structures like guards- rails, fences, utility poles, manholes, catch basins, inlets, etc. Which are in place but interfere land with required for the new construction or are not suitable to remain in place and of salvaging and disposing of the resulting materials and back-filling the resulting trenches and pits. 2. Existing culverts, bridges, pavements and other structures which are within the work area and which are designated to be removed, road way shall be removed up to the limits cleared of all trees having a girth of 30 cms and extent specified in the drawings or as indicated by the Engineer-in-charge. 3. Dismantling less, loose stones, vegetation, bushes, stumps and removal operations shall be carried out with such equipment and in such a manner as to leave undisturbed, adjacent pavement, structures and all other work to be left intact. 4. All operations necessary for the removal of any existing structure which might endanger new construction shall be completed prior to the start of new work. 5objectionable materials. The structures shall be dismantled carefully roots of trees and the resulting materials so removed as not to cause any damage to the serviceable materials to be salvaged, the part of structure to be retained and any other properties or structures nearby. 6. Unless otherwise specified, the superstructure portion of culverts / bridges shall be entirely removed and other parts removed to below the ground level or as necessary depending upon the interference they cause to the new construction. Removal of overlying of adjacent material if required in connection with the dismantling of the structures shall be incidental to this item. 7. Where existing culverts / bridges are to be extended or otherwise incorporated in the new work only such part or parts of the existing structure shall be removed as are necessary to provide a proper connection to the new work. The connecting edges, shall be cut, chipped and trimmed to the required lines and grades without weakening or damaging any part of the structure to be retained. Reinforcing bars which are to be left in place so as to project into new work as dowels or ties shall not be injured during removal of concrete. 8. Pipe culverts shall be carefully removed in such a manner as to avoid damage to the pipes. 9. Steel structures shall unless otherwise provided be carefully dismantled in such a manner as to avoid damage to members thereof. If specified in the drawing or directed by the Engineer-in-charge that structure is to be removed in a condition suitable for re-erection, all members shall be match marked by the contractor with white lead paint before dismantling. End pins, nuts, loose, plates, etc. shall be similarly marked to indicate their proper location. All pins, pin holes and machined surfaces shall be painted with a mixture of white lead and tallow and loose parts shall be securely wired to adjacent members or packed in boxes. 10. Timber structures shall be removed in such a manner as to avoid damages to such timber or lumber as is designated by the Engineer -in- charge to be salvaged. 11. In removing pavements, kerbs, gutters, and other structures, like guard rails, fences, manholes, catch, basins, inlets etc. where portions of the existing construction are to be left in the finished work, the same stumps shall be removed to an existing joint or cut a depth of 30 cms below the grade of formation and chipped to a true line slope of excavation filled up with a face perpendicular to excavated materials and compacted. All the surface materials cleared will be the property of Rajkot Municipal Corporation. After clearing the site, the alignment of the existing structure. Sufficient removal road shall be made properly set out true to provide for proper lines, curves, grades and corresponding with the new work sections as directed by the Engineer-in-charge. 12. All concrete pavements base course in carriageway and shoulders etc. designated for removal shall be broken to pieces whose volumes shall not be exceed 0.02 cubic meter and, stockpiled at designated locations if the material is to be used later shown on plan or otherwise arranged for disposal as directed. 13. Where directed by the engineer-in-charge holes charge. The contractor shall provide all labour and depressions caused by dismantling operations materials such as lime, strings, pegs, nails, bamboos, stone mortal, concrete etc. required for setting out alignment establishing bench marks and giving profiles. The contractor will be responsible for maintaining BM alignments, and other stakes and marks. The excavation shall be backfilled finished neatly smooth and evenly to correct lines, curves, grades if loose shall be scarified watered and compacted. The contractor shall on no account excavate beyond the slope or below the specified level or outside the section. It shall not be paid for and the contractor shall be required to fill up at his own cost with good and approved material by engineer in charge. All necessary traffic arrangement is to be done by contractor. No extra will be paid for this. The balance of the excavated quantity shall be removed by the contractor from the site of work to a place as directed within RMC limit and all lift. If the contractor fails to dispose the excavated stuff as specified, penalty will be imposed by Rajkot Municipal Corporation as per the Notification for C&D waste. The payment shall be made at Rs.12.00 per square meter basis for for excavation up to 20 cm depth. Beyond 20 cm depth, the payment shall be made at Rs.0-50 per square meter per every 5 cm additional depth for additional excavation upto 45 cm. Item No.2: Supply and laying of machine crushed aggregate of 25-38 mm Machine Crushed metal shall be of approved quarry and it should be approved by the In-charge Site Engineer prior to collection. The machine crushed metal shall be hard, tough, sound, durable, black trap field metal of close texture, with the decay and weathering. Each piece of the stone shall be angular and roughly cubical in shape and round elongated or flaky material shall be rejected. No round or oblong pebbles or at guar chips larger or smaller than specified size shall be allowed. All unsound, weathered or disinclined stone obtained from the upper surface layer of the quarry or other approved material and thoroughly compacted in line with surrounding area. 14. All materials obtained by dismantling layer of boulders shall be rejected. The physical requirement for standard size metal shall conform to the property of Governmenttest results indicated in Table No.1. Unless otherwise specified, materials having any salvage value The metal shall be placed nearly uniform in neat stack size as possible and shall conform to following minimum requirements of like material within passing through the rightrings. The physical requirement for standard size metal shall conform to the test results indicated in the Table No.1 below: Base (a) Los Angelos abrasion Value Or IS: 2386 Part iv 50 % (Max.) Aggregate Impact Value. IS 2386 Part iv or IS :5640 40 % (Max.) (b) Flakiness index & Elongation Index IS :2386 Part I 30 % (Combined.) (c) Water Absorption IS: 2386 Part-3 2% (Max.) Grading No. Size Rang IS Sieve Designation Per cent by weight passing 2 25 mm to 38 mm 90 mm 100 63 mm 90-of- way 100 53 mm 25-75 45 mm 0-15 22.4 mm 0-5 Wherever and doubt exists as directed to whether the above requirement are satisfied in whole or part. The collection of M.C. metal shall be got screened by the Engineercontractor, it so ordered by the In-in-charge, charge Site Engineer and for which contractor will remain responsible no extra payments shall be claimed by the contractor. Any collection which does not fully satisfy the above requirements is liable to be rejected altogether. Frequency of test shall be as per Ministry of Surface Transport Specifications. Agency has to submit complete drawing of leveling after each layer of work as mentioned in Special Conditions of Contract. Also, the work is to be carried out with Mini Roll / Road Roller / Hand Rollas may be required for its safe custody the work as per the requirement and preservation for 60 days after recording instructions of engineer in charge. The measurements shall be taken on cubic meter basis. Item No.3: A) Supplying of the salvaged Soft murrum binding material. 15. Pipe culverts that are removed B) Spreading bindage or road crust filling the gaps in metal and leveling to camber and gradient and directed murrum. A) Material for the purpose shall be cleared approved quality. Any material which is found inferior shall be rejected and neatly piled contractor shall remove such rejected material from the site at his own cost. The material shall be got approved by the CITY ENGINEER (SPL) prior to collection on the right-of-way at points designated site. It shall be free from all rubbish, dust and any organic materials as well as clouds of black cotton soils. For road work, complete stocking of materials as per requirements shall be carried out 200 m length or as per condition of site or as per instructions of site incharge before spreading. The stacks of materials shall be got cross checked by Dy.Ex.Engineer as per rules before spreading. Where any doubt exists as whether quantity of stacking of murrum corrected by contractor, no extra payment shall be claimed by contractor. If the quantity of murrum in any stack found less than standard measurement viz; 1.5 cmt. The entire shall be paid on the basis of the quantity so found. The payment shall be on cubic meter basis without deduction for voids. The contractor shall maintain all stacks in regular and proper size till whole material shall not measure and finally accepted by the Engineer-in-chargedepartment. The rates includes cost of collection, conveyance to the site with all lead and lift and filling the boxes including all labours, tools, equipment and other expenses. The rates quoted are inclusive of all such tools, duties, royalties, taxes etc. 16. Structural steel removed from old structure shall, unless otherwise specified or directed be stored in a neat and presentable manner on blocking in locations suitable for loading. Structures or portions thereof which are specified in the contract for re-erections B) Spreading of material shall be stored started after the full supply in separate piles. 17particular length is collected, measured and recorded. Timber Permission of lumber from old structures which Engineer in- charge shall be obtained before spreading. It shall be seen that formation is designated dressed to required camber and grade. If the murrum is to be spread over the metaled surface then the spreading shall be uniform and as it has to act as binding surface. It shall be used for filling the interstices of metal and forming a smooth running surface as far as possible. Murrum bindage shall be spread evenly with a twisting motion of the baskets. No more murrum shall be used than specified as bindage. The contractor shall do good all unevenness, depression, projection etc. during consolidation work. Rate of these items includes all these operation except consolidation. Also, the work is to be carried out with Mini Roll / Road Roller / Hand Roll as may be required for the work as per the requirement and instructions of engineer in charge. The payment shall be made on cubic meter basis. The testing of material is to be carried out by the Engineer-in-charge as materials Agency at his own cost. Supply and fixing of 60 mm thick M-30 i.e. compressive strength of 300 Kg / sq.m. cement concrete rubber mold interlocking paving blocks (Grey Color) ISI Mark to be salvaged shall have all nuts supplied and bolts removed from fixed as instructed with Concreting 1:2:4 the end of leveling and shall be stored fixing of interlocking blocks in neat piles line level on it with compacter machine and cleaning and filling the joints with sand (without cement vata) including cement concrete prop. 1:2:4 as per instruction in locations suitable for loading. 18. All the products of dismantling operations which in the opinion of the Engineer-in-charge cannot be used or auctioned shall be disposed gap at end block and color as directed, within 100 meters.per instruction including curing complete

પોલીસ કિમĕરRી. રાજકોટ 6ારા વખતો-વખત બહાર પાડવામાં આવતા જાહરનામાનો કોƛટ્રાક્ટરે ચƨતપણે અમલ કરવાનો રહશે. અિધક મદદનીશ ઈજનેર નાયબ કાય’પાલક ઈજનેર સીટS એoSનીયર (ƨપે.) -:: કામના તાિtક ƨપેશીફSક`શન ::- Item No.1 No.1: Earth work in cutting including preparing the slope and 2: Dismantelling stacking or utilizing the cutting stuff in bans as directed up to RMC limit from the end of Super Structure cutting with all leads and dispossing it in 90 mtr lead area And Dismantling Cement concrete of Foundation Or Flooring 1lift. The work shall consist of removing, as herein after set forth; existing culverts, bridges, pavement, kerbs and other structures like guards- rails, fences, utility poles, manholes, catch basins, inlets, etc. Which are in place but interfere land with required for the new construction or are not suitable to remain in place and of salvaging and disposing of the resulting materials and back-filling the resulting trenches and pits. 2. Existing culverts, bridges, pavements and other structures which are within the work area and which are designated to be removed, road way shall be removed up to the limits cleared of all trees having a girth of 30 cms and extent specified in the drawings or as indicated by the Engineer-in-charge. 3. Dismantling less, loose stones, vegetation, bushes, stumps and removal operations shall be carried out with such equipment and in such a manner as to leave undisturbed, adjacent pavement, structures and all other work to be left intact. 4. All operations necessary for the removal of any existing structure which might endanger new construction shall be completed prior to the start of new work. 5objectionable materials. The structures shall be dismantled carefully roots of trees and the resulting materials so removed as not to cause any damage to the serviceable materials to be salvaged, the part of structure to be retained and any other properties or structures nearby. 6. Unless otherwise specified, the superstructure portion of culverts / bridges shall be entirely removed and other parts removed to below the ground level or as necessary depending upon the interference they cause to the new construction. Removal of overlying of adjacent material if required in connection with the dismantling of the structures shall be incidental to this item. 7. Where existing culverts / bridges are to be extended or otherwise incorporated in the new work only such part or parts of the existing structure shall be removed as are necessary to provide a proper connection to the new work. The connecting edges, shall be cut, chipped and trimmed to the required lines and grades without weakening or damaging any part of the structure to be retained. Reinforcing bars which are to be left in place so as to project into new work as dowels or ties shall not be injured during removal of concrete. 8. Pipe culverts shall be carefully removed in such a manner as to avoid damage to the pipes. 9. Steel structures shall unless otherwise provided be carefully dismantled in such a manner as to avoid damage to members thereof. If specified in the drawing or directed by the Engineer-in-charge that structure is to be removed in a condition suitable for re-erection, all members shall be match marked by the contractor with white lead paint before dismantling. End pins, nuts, loose, plates, etc. shall be similarly marked to indicate their proper location. All pins, pin holes and machined surfaces shall be painted with a mixture of white lead and tallow and loose parts shall be securely wired to adjacent members or packed in boxes. 10. Timber structures shall be removed in such a manner as to avoid damages to such timber or lumber as is designated by the Engineer -in- charge to be salvaged. 11. In removing pavements, kerbs, gutters, and other structures, like guard rails, fences, manholes, catch, basins, inlets etc. where portions of the existing construction are to be left in the finished work, the same stumps shall be removed to an existing joint or cut a depth of 30 cms below the grade of formation and chipped to a true line slope of excavation filled up with a face perpendicular to excavated materials and compacted. All the surface materials cleared will be the property of Rajkot Municipal Corporation. After clearing the site, the alignment of the existing structure. Sufficient removal road shall be made properly set out true to provide for proper lines, curves, grades and corresponding with the new work sections as directed by the Engineer-in-charge. 12. All concrete pavements base course in carriageway and shoulders etc. designated for removal shall be broken to pieces whose volumes shall not be exceed 0.02 cubic meter and, stockpiled at designated locations if the material is to be used later shown on plan or otherwise arranged for disposal as directed. 13. Where directed by the engineer-in-charge holes charge. The contractor shall provide all labour and depressions caused by dismantling operations materials such as lime, strings, pegs, nails, bamboos, stone mortal, concrete etc. required for setting out alignment establishing bench marks and giving profiles. The contractor will be responsible for maintaining BM alignments, and other stakes and marks. The excavation shall be backfilled finished neatly smooth and evenly to correct lines, curves, grades if loose shall be scarified watered and compacted. The contractor shall on no account excavate beyond the slope or below the specified level or outside the section. It shall not be paid for and the contractor shall be required to fill up at his own cost with good and approved material by engineer in charge. All necessary traffic arrangement is to be done by contractor. No extra will be paid for this. The balance of the excavated quantity shall be removed by the contractor from the site of work to a place as directed within RMC limit and all lift. If the contractor fails to dispose the excavated stuff as specified, penalty will be imposed by Rajkot Municipal Corporation as per the Notification for C&D waste. The payment shall be made at Rs.12.00 per square meter basis for for excavation up to 20 cm depth. Beyond 20 cm depth, the payment shall be made at Rs.0-50 per square meter per every 5 cm additional depth for additional excavation upto 45 cm. Item No.2: Supply and laying of machine crushed aggregate of 25-38 mm Machine Crushed metal shall be of approved quarry and it should be approved by the In-charge Site Engineer prior to collection. The machine crushed metal shall be hard, tough, sound, durable, black trap field metal of close texture, with the decay and weathering. Each piece of the stone shall be angular and roughly cubical in shape and round elongated or flaky material shall be rejected. No round or oblong pebbles or at guar chips larger or smaller than specified size shall be allowed. All unsound, weathered or disinclined stone obtained from the upper surface layer of the quarry or other layer of boulders shall be rejected. The physical requirement for standard size metal shall conform to the test results indicated in Table No.1. The metal shall be nearly uniform in size as possible and shall conform to following minimum requirements of passing through the rings. The physical requirement for standard size metal shall conform to the test results indicated in the Table No.1 below: Base (a) Los Angelos abrasion Value Or IS: 2386 Part iv 50 % (Max.) Aggregate Impact Value. IS 2386 Part iv or IS :5640 40 % (Max.) (b) Flakiness index & Elongation Index IS :2386 Part I 30 % (Combined.) (c) Water Absorption IS: 2386 Part-3 2% (Max.) Grading No. Size Rang IS Sieve Designation Per cent by weight passing 2 25 mm to 38 mm 90 mm 100 63 mm 90-100 53 mm 25-75 45 mm 0-15 22.4 mm 0-5 Wherever and doubt exists as to whether the above requirement are satisfied in whole or part. The collection of M.C. metal shall be got screened by the contractor, it so ordered by the In-charge Site Engineer and for which no extra payments shall be claimed by the contractor. Any collection which does not fully satisfy the above requirements is liable to be rejected altogether. Frequency of test shall be as per Ministry of Surface Transport Specifications. Agency has to submit complete drawing of leveling after each layer of work as mentioned in Special Conditions of Contract. Also, the work is to be carried out with Mini Roll / Road Roller / Hand Rollas may be required for the work as per the requirement and instructions of engineer in charge. The measurements shall be taken on cubic meter basis. Item No.3: A) Supplying of Soft murrum binding material. B) Spreading bindage or road crust filling the gaps in metal and leveling to camber and gradient and directed murrum. A) Material for the purpose shall be approved quality. Any material which is found inferior shall be rejected and thoroughly compacted contractor shall remove such rejected material from the site at his own cost. The material shall be got approved by the CITY ENGINEER (SPL) prior to collection on the site. It shall be free from all rubbish, dust and any organic materials as well as clouds of black cotton soils. For road work, complete stocking of materials as per requirements shall be carried out 200 m length or as per condition of site or as per instructions of site incharge before spreading. The stacks of materials shall be got cross checked by Dy.Ex.Engineer as per rules before spreading. Where any doubt exists as whether quantity of stacking of murrum corrected by contractor, no extra payment shall be claimed by contractor. If the quantity of murrum in any stack found less than standard measurement viz; 1.5 cmt. The entire shall be paid on the basis of the quantity so found. The payment shall be on cubic meter basis without deduction for voids. The contractor shall maintain all stacks in regular and proper size till whole material shall not measure and finally accepted by the department. The rates includes cost of collection, conveyance to the site with all lead and lift and filling the boxes including all labours, tools, equipment and other expenses. The rates quoted are inclusive of all such tools, duties, royalties, taxes etc. B) Spreading of material shall be started after the full supply in particular length is collected, measured and recorded. Permission of Engineer in- charge shall be obtained before spreading. It shall be seen that formation is dressed to required camber and grade. If the murrum is to be spread over the metaled surface then the spreading shall be uniform and as it has to act as binding surface. It shall be used for filling the interstices of metal and forming a smooth running surface as far as possible. Murrum bindage shall be spread evenly with a twisting motion of the baskets. No more murrum shall be used than specified as bindage. The contractor shall do good all unevenness, depression, projection etc. during consolidation work. Rate of these items includes all these operation except consolidation. Also, the work is to be carried out with Mini Roll / Road Roller / Hand Roll as may be required for the work as per the requirement and instructions of engineer in charge. The payment shall be made on cubic meter basis. The testing of material is to be carried out by the Agency at his own cost. Supply and fixing of 60 mm thick M-30 i.e. compressive strength of 300 Kg / sq.m. cement concrete rubber mold interlocking paving blocks (Grey Color) ISI Mark to be supplied and fixed as instructed with Concreting 1:2:4 the end of leveling and fixing of interlocking blocks in line level on it with surrounding area. 14compacter machine and cleaning and filling the joints with sand (without cement vata) including cement concrete prop. All materials obtained by dismantling shall be the property of Government. Unless otherwise specified, materials having any salvage value shall be placed 1:2:4 as per instruction in neat stack of like material within the right-of- way gap at end block and color as directed by the Engineer-in-charge, for which contractor will remain responsible for its safe custody and preservation for 60 days after recording measurements of the salvaged material. 15. Pipe culverts that are removed shall be cleared and neatly piled on the right-of-way at points designated by the Engineer-in-charge. 16. Structural steel removed from old structure shall, unless otherwise specified or directed be stored in a neat and presentable manner on blocking in locations suitable for loading. Structures or portions thereof which are specified in the contract for re-erections shall be stored in separate piles. 17. Timber of lumber from old structures which is designated by the Engineer-in-charge as materials to be salvaged shall have all nuts and bolts removed from and shall be stored in neat piles in locations suitable for loading. 18. All the products of dismantling operations which in the opinion of the Engineer-in-charge cannot be used or auctioned shall be disposed as directed, within 100 meters.per instruction including curing complete