Project Title: Location: Subject: PROPOSED TWO-STOREY RESIDENTIAL BUILDING WITH ROOF DECK BACONG, ANDA, BOHOL SPECIFICATION SPECIFICATIONS SECTION I GENERAL CONDITIONS 1. WORK INCLUDED 1.1 Unless otherwise specified, all works concerning this project should be in accordance with plans and specifications. 2. PLANS AND SPECIFICATIONS 2.1 All drawings, small scale, detail drawings and models are intended to cooperate with the specifications to form a part of the contract documents. Where figures are given, they are to be followed in preference to measurement by scale. Anything shown in the drawings and not mentioned in the specifications or vice-versa or anything not expressly se forth in either but which is reasonably implied shall be furnished and installed as though specifically shown and mentioned in both. 3. SUPERVISION 3.1 The work shall be under the direct supervision of the Architect/ Engineer. 3.2 The Architect/Engineer or duly authorized representative/s shall make all the interpretation of plans, specification and portions thereof that may appear vague. Any modifications or alterations shall be decided by the Architect with the approval of the owner. SECTION II SITE PREPARATION AND EXCAVATION 1. SCOPE OF WORK 1.1 The work to be undertaken this section includes but not limited to the following: a. Clearing and Cleaning b. excavation c. filling d. backfilling 2. EXECUTION 2.1 Clearing, excavation, filling, backfilling and grading shall be done as indicated in the plan 2.2 Provide protection and drainage to excavated areas. Install shoring, sheeting, bracing and necessary for safety and workmen 2.3 Stockpiling excavated materials for use in backfilling and filling shall be in areas that will not hamper other works. Materials required for fill in excess of that produced by excavation shall be sand or earth free of decayed vegetation, rubbish or debris. 2.4 Gravel under concrete slab shall be river run gravel with a maximum size of 50mm. A minimum size of 12.50mm. Gravel shall be thoroughly tamped before concrete is placed. SECTION III CONCRETE AND MASONRY WORKS 1. SCOPE OF WORK 1.1 The work to be undertaken under this section includes but not limited to furnishing of labor, equipment and materials necessary to complete the following: a. Columns b. Column footings c. Beams d. Concrete Rafters e. CHB walls f. Wall footings g. Slab on Fill h. Complete cement plaster finish i. All other surface to render ready for use 2. DELIVERY, STORAGE, AND HANDLING MATERIALS 2.1 All materials shall be so delivered, stored and handled as to prevent the inclusion of foreign materials and the damage of materials by water or breakage. 2.2 Packaged materials shall be so delivered and stored in original packages until ready for use. 2.3 Packages or materials showing evidence of water or other damaged shall be rejected. 2.4 All materials delivered shall be subjected to the inspection of the Architect or his authorized representatives and approval shall be requested before its uses. 2.5 All materials delivered shall be of the respective qualities as specified. 3. WATER 3.1 Water to be used in gauging concrete shall be free from oil, acid, alkali, vegetable matter of other deleterious substance and shall be reasonably clear and clean. The use of sea or blackish water is not allowed. 4. CEMENT 4.1 Cement shall be of any standard commercial brand in standard 40 kg. bag such as Island, Republic or any other available equivalent. No rebagged cement shall be used. 5. FINE AGGREGATE 5.1 Fine aggregates used in the composition of concrete mortar, grout or plaster shall consist of sand and other characteristics or a combination thereof, having clean, hard, strong, durable, uncoated grains and free from injurious amount of dust, lumps, soft or flaky particles and shall not contain more than 5 percent of clay. The use of limestone or beach sand is prohibited. For exposed work fine aggregates shall be free from any substance which will discolor the concrete surface. 6. COARSE AGGREGATE 6.1 Coarse aggregate shall consist of crushed stones, gravels, or other approved inert materials with similar characteristics or a combination thereof, having clean, hard, strong, durable, uncoated particles, free from injurious amount of soft, and elongated and laminated pieces, alkali, organic or other matter. 6.2 Coarse aggregate shall be well graded as to size, ranging from 6mm. Up to size which will readily passed between all reinforcing bars and between reinforcement and form but not to exceed 25mm in size for reinforcement beams, floor slabs, columns, etc. and may range up to 50mm for less highly reinforced parts of structure, such as footings and massive works. 6.3 The Architect or his authorized representative in charge may, at his direction, require screening and washing of coarse aggregates. 7. METAL REINFORCEMENT 7.1 Reinforcing bars shall be standard commercial deformed steels, such as "Iligan steel", "Meralco steel", "PBM" or other locally available equivalent. 2” x 4” x 6mm thk C-Purlins shall also be used as reinforcements. 7.2 Tie wires shall be local standard commercials G.I. wires guage 16. 7.3 Placing steel reinforcement - Place reinforcement accurately fastened and support it to prevent displacement before or during placing of concrete. Bars shall be bent cold. Bars shall be free from rust, scales and oils. Splices in bars shall be made at critical points of maximum stresses. 8. EXECUTION 8.1 Construction of Forms - construct from sufficiently tight to prevent leakage, securely brace and shore forms to prevent displacement and to safely support construction loads. Forms shall be made at critical points of maximum stresses. 8.2 Proportioning of concrete shall be by volume. For columns/footings and beams use Class A 1:2:4. For wall footings and slabs, Class B 1:2:5:5. 8.3 Mixing concrete/material shall be measured, batched and mixed in a batched mixer or by hand in a water tight wooden platform at the job site. 8.4 Placing concrete – Concrete shall be rapidly handled from the mixing site to forms and deposited as early as possible in its final position without loss ingredients. Concrete shall be spaded and worked by hand to assure close contact to surfaces of forms and reinforcement. Concrete that has partially hardened shall not be allowed. Concrete that has partially hardened shall not be allowed. Concrete shall not be dropped freely than 1,520 mm (5 ft) for columns and not more than 920 mm (3 ft) for footings and slabs. 8.5 Preparation for placing concrete – Before placing concrete, remove all sawdust, chips and other construction debris from the places to be occupied by the concrete. Reinforcement shall be secured in position and inspected by the Architect or his authorized representative. 8.6 Curing shall be started as soon as free water has disappeared from the surface of the concrete. The entire surface of the concrete shall be covered with canvass, sand straw, jute sack or other satisfactory materials and kept moist by flushing or sprinkling water. Curing shall continue for a period of not less than 7 days after placing the concrete. 8.7 Concrete hollow blocks shall be non-local bearing locally produced hollow blocks duly approved by the Architect or his authorized representative. They should be true to size without cracks, chips or spurs or other defects, which may impair their strength and durability. SECTION IV 1. DOORS AND WINDOWS SCOPE OF WORK 1.1 The work to be undertaken under the section includes but not limited to furnishing of labor, equipment and materials necessary to complete the following. 1. a. Sliding glass door b. Powder Coated Windows c. Panel Doors/ or Hardwood Panel Doors d. Panel Doors at Toilets EXECUTION 2.1 All doors shall be done as specified and shown on detailed drawings 2.2 Each panel of hinge doors shall be hang on 88.92 x 88.92 mm (3.5 in x 3.5 in) loose pen hinges. All hinges shall be “Stanley” brand or approved equal chromium plated nickel brass. 2.3 All locks shall be “Schlage or Kwikset” or approved equal and shall be installed in door frames at the same height of 1.00 m from finish floor line. SECTION V ELECTRICAL WORK (refer to ELECTRICAL SPECIFICATIONS) 1. SCOPE OF WORK 1.1 The work to be undertaken under this section includes but not limited to furnishing of labor, materials and equipment necessary to complete the electrical system of the building. 2. EXECUTION 2.1 No wire smaller than 3.5 mm shall be used in any portion of the work. Conductors shall be installed with sufficient tapes and provided on the splices to make proper and safe connections. 2.2 All switches shall be flushed type, “National” or approved equal. 2.3 All electrical wires to be used shall the TW AWG wire encased in 15mm diameter PVC. 2.4 All works hereunder shall comply with the requirement of the latest edition of the Philippine Electrical Code and the Rules and Regulations of the Local Power Company. 2.5 If anything has been omitted if any item of materials usually furnished which are necessary for the completion of the lighting system work as outlined herein before, then such item must be and are hereby included in this section of the work. SECTION VI 1. TILEWORKS, PLUMBING, FIXTURES AND ACCESSORIES (Refer to PLUMBING SPECIFICATIONS) SCOPE OF WORK 1.1 The work to be undertaken under this section includes but not limited to furnishing of labor, 2. equipment and materials shall be referred to the Master Plumber/ Or Plumbing Engineer necessary to complete the following: a. Tile works b. roughing in c. plumbing fixtures and accessories EXECUTION 2.1 All shall comply with requirements and provisions of the National Plumbing Code. 2.2 Horizontal waste lines receiving the discharge from two or more fixtures shall be provided with vents connected to the stack vent at least four feet from the floor level. 2.3 Toilet fixtures must be standard type for toilet shall be installed flooring only and shall be of 400 x 400 Mariwasa, Tenzen, or approved equal. 2.4 All clean water pipes must be of PPR pipe (Polypropylene) PN-16 for pipes & PN-25 for fittings. Joints must be properly fitted. Waste pipe shall be PVC (EMERALD) brand, S-1000 for pipes and fittings. 2.5 If anything has been omitted in any item for the completion of the plumbing system works as outlined herein, then such items must be and are hereby included in this section. SECTION VII SPECIFICATIONS) SECTION VIII 1. MECHANICAL WORKS (refer to MECHANICAL FINISHING AND PAINTING WORKS SCOPE OF WORK The work to be undertaken under this section includes but not limited to furnishing of labor, equipment and materials necessary to complete the following: a. Walls Use BOYSEN Colorizer Series G-Latex paint for all exterior painting works and BOYSEN Medley Latex paint at the interiors of the building, comfort rooms, and all plywood ceilings unless otherwise specified by the Architect. All Interior floors- 400 mm x 400 mm Ceramic Unglazed for kitchen and bedrooms. All Interior floors- 600 mm x 600 mm Porcelain Glazed for Living, Dining, and Family Hall. All rest room floor tiles 300mm x 300mm unglazed tiles. Wall tiles combination of 300mm x 300mm glazed tiles and 300mm x 600mm granite glazed tiles. 2. EXECUTION All shall comply with requirements and specifications prescribed by the manufactures. Prepared by: LADY MAE BRIGOLI.
