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HomeMy WebLinkAbout63-01 7501-A Specification C90122. The minimum slope for sewer acceptance by the Clay Township 8. Earth Work Balance EARTHWORK The Contractor shall confirm all earthwork quantities STREETS prior to start of construction. If an excess or BET shortage of earth is encountered, the Contractor shall 1. SCOPE OF WORK confirm with the Owner and Engineer the requirements DRAWING FILES: for stockpiling, removal or importing of earth. A. Extent: The work required under this section C S 3V ®n consists of all excavating, filling, rough grading Minor adjustments to the grades may be required to and related items necessary to complete the work earthwork balances when minor excess material or indicated on the drawings and described in the shortages are encountered. It is recognized by the specifications. The Contractor shall notify in parties hereto that the calculations of the Engineer writing the owners and the Engineer of any changes, in determining earthwork quantities shall be ac- errors, or omissions found on the plans or in complished in accordance with the American Society of the field, before work is started or resumed. Civil Engineers Standards for such calculations. necessary to complete the work indicated on drawings Further, that these calculations are subject to the interpretations of soil borings as the physical limits 1. In general, the items of work to be of the various soil types, also the allowable variation performed under this section shall include: in finish grade and compaction permitted the contractor, clearing and grubbing, removal of trees and and that all of these parameters may cause either an stumps (where required), protection of trees excess or shortage of actual earthwork materials to to remain, stripping and storage of topsoil, complete the project. If such an actual minor excess or fill compaction and rough grading of entire shortage of materials occurs, the contractor shall site. contact the engineer to determine if adjustment can be Sidewalks and concrete slabs, exterior steps made to correct the imbalance of earth. 2. Excavated material that is suitable may be used for fills. All unsuitable material and all surplus excavated material not required SANITARY SEWER SYSTEMS shall be removed from the site. The TYPICAL SANITARY SEWER SPECIFICATIONS location of dump and length of haul shall be the Contractor's responsibility. TO BE USED FOR PRIVATE SEWER DEVELOPMENT A. Concrete - Concrete shall be ready -mixed concrete WITHIN 3. Provide and place any additional fill CLAY TOWNSHIP REGIONAL WASTE DISTRICT material from off the site as may be REVISED JUNE, 1998 necessary to produce the grades required. not accessible to the roller, the aggregate Fill obtained from off site shall be of kind and quality as specified for fills herein 1. Standard specifications of the Clay Waste District and Indiana and the source approved by the Owner. Department of Highways shall apply for all work and materials. Pipe shall yard of concrete and maximum water content shall be installed in accordance with Section 715. 4. The Contractor shall accept the site as he finds it and shall remove all trash, rubbish 2. Sanitary sewer pipe shall be PVC in accordance with ASTM D -3034 and debris from the site prior to starting (S.D.R. 35) and ASTM 2321. PVC pipe shall have grooved bell and gasket. excavation. The pipe shall be made of PVC plastic having a cell classification of 1. SCOPE OF WORK 124546. B. Work not included: The following items of related work are specified and included in other 3. PVC sewer fittings shall conform to the requirements of ASTM sections of these specifications: D- 3034 -89 specification. Fittings in sizes through 8" shall be molded in The work under this section includes all storm sewers, one piece with elostomeric joints and minimum socket depths as specified 1. Excavation, grading and backfilling for in sections 6.2 and 7.3.2. Fittings 10" and larger shall be molded or utility lines fabricated in accordance with section 7.11 with manufacturers standard excavating and backfilling, necessary to complete the pipe bells and gaskets. Wall thickness of fittings shall be SDR 26 as 2. Storm drainage systems defined in section 7.4.1 of the specifications. Gaskets for elostomeric Compressive strength of concrete at 28 days shall joints shall be molded with a minimum cross - sectional area of 0.20 3. Sanitary sewer systems square inches and conform to ASTM F -477 specification. Fittings shall be manufactured by Horco or equal. 4. Streets and paving 4. All sanitary manholes shall be "precast concrete" manholes in 5. Water supply system accordance with ASTM C -478 and Section 720. 0 -rings shall conform to be allowed. Concrete shall be composed of: C -443. Kent Seal or equivalent shall also be applied to all joints and 2. BENCH MARKS between riser rings and castings. Manhole step spacing shall be no more than 16- inches. Maintain carefully all bench marks, monuments and other reference points; if disturbed or destroyed, contractor 5. Butyl rubber coating shall be applied around each manhole joint from shall contact engineer. 6- inches above to 6- inches below each joint. The appropriate primer 2. Aggregates: Conforming to ASTM C -33 shall be applied prior to applying the rubber coating. Inside joints to be 3. REMOVAL OF TREES filled with precoat plug material. A. Remove all trees and stumps from area to be 6. The manhole chimney's including all riser rings shall be sealed using occupied by road and surfaced areas. Removal of Infi- Shield "Uniband" or approved equal. Prior to placement, the top trees outside these areas shall only be done as 4- inches of the manhole cone and casting frame shall be cleaned and noted on drawings or approved by the Owner. primed. The Unhand shall extend from 3- inches below the top of the substances. cone section to 2- inches over the flange of the manhole casting frame. B. All brush, stumps, wood and other refuse from the trees shall be buried onsite or removed to disposal areas 7. The costing elevations are set by plan. However, the castings are to off of the site. Disposal by burning shall not be adjusted in the field by the Engineer's representative, should a be permitted unless proper permits are obtained (where applicable). The location of on site bury discrepancy occur between plan grade and existing grade. New manhole pits shall be designated by the owner or the ring and cover shall be installed to establish grade. Maximum height of adjusting rings shall be 12- inches. Engineer. 4. PROTECTION OF TREES 8. Backfill around all structures and all cuts under paved areas with granular material. Trenches opening within 5 -feet of paved roadways shall - extruding type meeting ASTM D -544 except that be backfilled with granular material in accordance with Section 211. A. General Protection: The Contractor shall be Backfill under sidewalks shall be granular, unless the walks are constructed responsible for the protection of tops, trunks a minimum of 6 months after badkfill has been in place. and roots of existing trees on the project site that are to remain. Existing trees subject to 9. The Contractor shall be responsible for verifying that all state highways, construction damage shall be boxed, fenced or city and county permits have been obtained by the developer prior to start otherwise protected before any work is started; of construction. do not stockpile within branch spread. Remove D. Bituminous Pavement Materials - All materials interfering branches without injury to trunks and 10. The Contractor shall be required to furnish the developer's Engineer cover scars with tree paint. with a set of prints, marked in red pencil, showing actual sewer location 5. HANDLING OF TOPSOIL and invert, to include lateral location, depth and length. Such "as built" prints must be received by the Engineer before the final contract payment A. Remove all organic material from the areas to be can be authorized. The sanitary sewer laterals and stubs termination shall be indicated on the surface with a metal fence post set immediately above occupied by buildings, roads, walks and parking the said termination point. areas. Pile and store topsoil at a location gaskets shall meet ASTM C -443 latest where it will not interfere with construction operations. Topsoil shall be reasonably free 11. All sanitary sewer lines upon completion will be required to pass an from subsoil, debris, weeds, grass, stones, ect. infiltration weir test and a low pressure air test, unless otherwise directed by the Engineer. Said test shall be conducted according to NCPI Standard B. After completion of site grading and subsurface Method, and shall be witnessed by an Engineer and a representative of the Clay Waste District. Infiltration under test shall not exceed 100 gallons per utility installation, top soil shall be replaced in areas designated on the erosion control plan inch of inside diameter of sewer pipe per mile of sewer in 24 hours and for seeding and /or sodding. Any remaining top inclusive of all appurtenances within the section being tested such as soil shall be used for finished grading around manholes, house connections etc. structures and landscaping areas. 12. Deflection tests shall be performed on all flexible' pipe after the final backfll has been in place at least 30 days. No pipe shall exceed a 6. DISPOSITION OF UTILITIES: vertical deflection of 5% deflection test results. (*The following are conform to ASTM F -405. considered non - flexible pipes: concrete pipe, ductile iron pipe and cast iron A. Rules and regulations governing the respective pipe). The deflection test shall be performed with a nine -point mandrel. utilities shall be observed in executing all work Proving rings shall be available. under this section. 13. All mandrel testing shall be observed by a Professional Engineer for B. If active utilities are encountered but not shown certification and a representative of the Clay Waste District. on the drawings, the Engineer shall be advised before work is continued. 14. The ends of laterals are to be pugged tight with a braced plastic disc 1 -1/2" 100 or cap capable of withstanding a low Winn air test without leakage. C. Inactive and abandoned utilities encountered in 1" 80 -100 excavating and grading operations shall be 15. Bea fkrxble shah be Na 8 crushed stone from 8-inches g PIW reported to the Engineer. They shall be removed, below the pipe to 12- Inches above the pipe. Bedding for rigid pipe shall plugged or capped as directed by the Utility be Na 8 crushed stone from 6- inches below the pipe to the sprung line Company and the Engineer. of the pipe and from this point to 12- inches above shall be fill sand or #4 35 -60 equivalent. Manholes shall be placed on no less than 6- Inches of No. 8 D. It shall be the responsibility of each contractor crushed stone bedding. verify all existing utiltiea and conditions for cuts and connections to existing sewers. pertaining to hie. phase of the work. It shall p ph 16. Water and sewer line crossings and ations shall be in accordance 9s � also be the contractors responsibility to contact with Ten States Standards. the owners of the various utilities before work B. Local Standards - the term "Local Standards" as Is started. 17. Trench shall be opened sufficiently ahead of pipe laying to reveal used herein means the standards of design and obstruction, and shall be property protected and /or barricaded when left 7. SITE GRADING: unattended. A. Grades: Contractor shall perform all cutting, 18. No water shall be permitted to flow into the sanitary sewer system filling, compacting of fills and rough grading during construction. Contractor shall utilize a pump to keep the water required to bring entire project area to grade as level below the pipe. Pump discharge shall be directed to a storm outlet shown on the drawings. Any pipe entering existing sewers shall be plugged with screw type C. Existing Improvements - Maintain in operating mechanical, braced plug until such time as oil tests on the sewers have B. Rough Grading: the tolerance for paved areas been completed and the lines have poem all punch list& shall not exceed 0.04 feet plus or minus above the established subgrods. All other areas shall 19. All sewer laterals installed by the mainline Contractor sholl be bedded not exceed 0.10 feet plus or minus the the some as the main line sewer. established grade. All banks and other breaks in grade shall be rounded at top and bottom. 20. Forty -eight (48) hours notice shall be given to the Clay Regional Waste District prior to the start of sewer construction. Also, 48 hours C. Compaction Requirements: notice shall be given prior to any testing done in the sewer. 1. All building pad areas shall be compacted to 21. Manhole castings shall be stanped "SANITARY SEWER" (Neenah Costing standards specified by local and /or state R 1642 or equal) and be self- sealing type. Waterproof castings shall be building codes. Neenah R- 1916 -F1 and stamped "SANITARY SEWER ". 2. For compaction requirements of paved areas, see street specifications. 22. The minimum slope for sewer acceptance by the Clay Township PROJECT NO.: I Regional Waste District are: STREETS H. Curing Concrete - Except as otherwise specified, BET cure all concrete by one of the methods described Size of Pipe Minimum Constructed Slope DRAWING FILES: in Section 501.17 of the Indiana Department of SHEET NO.: C S 3V ®n Transportation Specifications, latest revision. 8 -inch 0.40% 1. SCOPE OF WORK 10 -inch 0.28% I. Bituminous Pavement - Hot asphalt concrete 12 -inch 0.22% The work required under this section includes all pavement shall be as specified in Section 403 15 -inch 0.15% concrete and bituminous paving and related items and must comply with Section 401.05 of 18 -inch 0.12% necessary to complete the work indicated on drawings the Indiana Department of Transportation and described in the specifications, including but not Specifications latest revisions. Paving will not 23. The Contractor shall provide measurements of the slope of the sewer limited to: be permitted during unfavorable weather or when for each manhole section as construction progresses. Such measurements the temperature is 40 degrees F. and falling. shall be certified by a Registered Land Surveyor or Engineer and be All streets, parking areas in contract limits available on -site for observation by the Districts Inspector. No more than Curbs and gutters J. Compacted Aggregate Subbase - the thickness shown three manhole sections can be constructed in advance of such Sidewalks and concrete slabs, exterior steps on the drawings is the minimum thickness of the measurements. fully compacted subbase. Compaction shall be 2. MATERIALS accomplished by rolling with a smooth wheeled 24. In the event the Contractor does not meet the minimum elopes, the roller weighing 8 to 10 tons. Compact to 90% sewer section and any other affected sewer sections shall be reconstructed A. Concrete - Concrete shall be ready -mixed concrete compaction using Standard Testing Procedures. to meet such minimum slopes. and shall be a mix of proportioned fine and Along curbs, headers and walls and at all placed coarse aggregates with Portland cement and water. not accessible to the roller, the aggregate Minimum cement content shall be 6 bags per cubic material shall be tamped with mechanical tampers yard of concrete and maximum water content shall or with approved hand tampers. STORM SEWER SYSTEMS be 5.5 U.S. gallons per sack of cement, including moisture in the aggregate. Slump for normal 1. SCOPE OF WORK weight concrete shall be a maximum of 4 inches and a minimum of 2 inches. the slump of machine The work under this section includes all storm sewers, placed concrete shall be no less than 1 -1/4 storm water inlets, and related items, including inches nor more than 3 inches. Standard test excavating and backfilling, necessary to complete the ASTM C -143 shall be used to measure slump. work shown on the drawings. Compressive strength of concrete at 28 days shall be 4000 psi. All exterior concrete shall have 2. MATERIALS air entrainment of 5% to 8% by volume per ASTM C -260. Retempering of delivered concrete will not A. Storm Sewers be allowed. Concrete shall be composed of: 1. Reinforced concrete sewer pipe shall confirm 1. Portland cement - Conforming to ASTM C -150, to ASTM C -76 latest revision, with joints Type IA or Type IIIA. conforming to ASTM C -443 latest revision. When storm pipe is submerged 2. Aggregates: Conforming to ASTM C -33 B. Manholes 3. Water - Shall be clear and free from injurious amounts of oils, acids, alkalies, 1. Precast reinforced concrete manhole sections organic materials or other deleterious and steps shall conform to ASTM C -478 latest substances. revision. B. Welded Steel Wire Fabric - Where required for 2. Casting shall be of uniform quality, free concrete reinforcement shall conform to ASTM A185. from blow holes, porosity, hard spots, shrinkage distortion or other defects. They C. Premoulded Joint Filler - Shall be of non shall be smooth and well cleaned by shot - extruding type meeting ASTM D -544 except that - blasting or by some other approved method. premoulded joint filler used in concrete walk They shall be coated with asphalt paint construction may be either non - extruding or which shall result in a smooth coating, resilient. tough and tenacious when cold, not tacky or brittle. They shall be gray iron meeting D. Bituminous Pavement Materials - All materials ASTM A -48 latest revision. proposed for the construction of bituminous pavements shall comply with the Indiana Department 3. Joints - Manhole sections shall be jointed of Transportation specifications, per latest with rubber type gaskets. The rubber type revision. gaskets shall meet ASTM C -443 latest revision. When manhole and storm pipe are E. Compacted Aggregate Subbase: Shall be crushed continuously in water. stone or gravel. Crushed gravel shall be a minimum of 35% crushed material. Chert shall be C. SUBDRAINS limited to a maximum of 8% of the total. Material shall be free from an excess of flat, elongated, 1. Perforated plastic pipe subdrains shall thinly laminated, soft or disintegrated pieces; conform to ASTM F -405. and shall be free from fragments coated with dirt. Compacted aggregate shall be graded as follows: 3. APPLICATION SIEVE SIZE % PASSING A. Permits and Codes - The intent of this section of the specifications is that the contractor's bid on 1 -1/2" 100 the work covered herein shall be based upon the 1" 80 -100 drawings and specifications but that the work 3/4" 70 -90 shall comply with all applicable codes and 1/2- 55 -80 regulations as amended by any waivers. Contractor #4 35 -60 shall furnish all bonds necessary to get permits #8 25 -50 for cuts and connections to existing sewers. #30 12 -30 #200 5 -10 B. Local Standards - the term "Local Standards" as used herein means the standards of design and 3. APPLICATION construction of the respective municipal department or utility company. A. Grading - Do any necessary grading in addition to that performed in accordance with Earthwork C. Existing Improvements - Maintain in operating Section, to bring subgrades, after final condition all active utilities, sewers and other compaction, to the required grades and sections drains encountered in the sewer installation. for site improvement. Repair to the satisfaction of the owner any damage to existing active improvements. B. Preparation of Subgrade - Remove spongy and otherwise unsuitable material and replace with D. Workmanship - To conform to all local, state and stable material. No traffic will be allowed on national codes and to be approved by all local and prepared subgrade prior to paving. state agencies having jurisdiction. C. Compaction of Subgrade - The first 6 inches below E. Trenching - Lay all pipe in open trenches, except the subgrade shall be compacted to at least 100% when the local authority gives written permission of the maximum dry density as determined by the for tunneling. Open the trench sufficient ahead provisions of AASHO T -99. Water shall be of pipelaying to reveal any obstructions. The prevented from standing on the compacted subgrade. width of the trench shall be the inside pipe diameter plus 24 inches for 12 inches above the D. Utility Structures - Check for correct elevation pipe. Sheet and brace trench as necessary to of all manhole covers, valve boxes and similar protect workmen and adjacent structures. All structures located within areas to be paved, and trenching to comply with Occupational Safety and make, or have made, any necessary adjustments in Health Administration Standards. Keep trenches such structures. free from water while construction is in progress. Under no circumstances lay pipe or appurtenances E. Placing Concrete in standing water. Conduct the discharge from trench dewatering to drains or natural drainage 1. Subgrade - Place concrete only on a moist, channels. compacted subgrade or base free from loose material. Place no concrete on a muddy or F. Special Supports - Whenever in the opinion of the frozen subgrade. Engineer the soil at or below the pipe grade is unsuitable for supporting sewers and appurtenances 2. Forms - All forms shall be free from warp, specified In this section, such special support, tight enough to prevent leakage and in addition to those shown or specified, shall be substantial enough to maintain their shape provided as the Engineer may direct, and the and position without springing or settling, contract will be adjusted. when concrete Is placed. Forms shall be clean and smooth Immediately before G. Backfilling - for a depth of at least 12 inches concreting. above the top of the pipe, backfill with earth or granular material free from large stones, rock 3. Placing Concrete - Concrete shall be fragments, roots or sod. Tamp this bockfill deposited so as to require as little thoroughly, taking care not to disturb the pipe. rehandling as practicable. When concrete is For the remaining trench depth, bockfill with to be placed at an atmospheric temperature of earth or granular material containing atones or 35 degrees F. or less, paragraph 702.10 of rocks not larger than 4 inches. Backfill under and within 5' of walks, parking areas, driveways the Indiana Department of Transportation and street shall be granular material only - Specifications latest revision shall be followed. thoroughly compacted by approved methods. H. Manhole Inverts - Construct manhole flow channels F. Concrete Curb of concrete sewer pipe or brick, smoothly finished 1. Expansion Joints - Shall be 1/2 inch thick and of semi - circular section conforming to the premoulded between storm structures do curb. Inside diameter of the connecting sewers. Make changes in size or grade gradually and changes in 2. Contraction /Control Joints - Unless otherwise direction by true curves. Provide such channels provided, contraction joints shall be sawed for all connecting sewers at each manhole. or scored joints spaced 10 feet on center, except for I. Subdrains -All subdrains shall be of the size Intersection radii where joints shall be placed 5' o.c. shown on the plans and shall be constructed to the 3. Finish - Tamp and screed concrete as soon as grades shown. All drains constructed off -site as placed, and fill any honey combed places. part of the outlet drain will be located as shown. Finish square corners to 1/4" radius and J. Utilities - It shall be the responsibility of each other corners to radii shown. contractor to verify all existing utilities and G. Concrete Walks and Exterior Steps conditions pertaining to his phase of the work. It shall also be the contractors responsibility to 1. Slopes - Provide 1/4 inch per foot cross contact the owners of the various utilities before slope. Make adjustments in slopes at walk work is started. The contractor shall notify in intersections as necessary to provide proper writing the owners or the engineer of any changes, drainage. errors or omissions found on these plans or in the field before work is started or resumed. 2. Dimensions - Walks and steps shall be one K. Contractor to grout joints inside storm course construction and of widths and details shown on the drawings. structures where pipes enter or exit and between structure and casting. 3. Finish - Screed concrete and trowel with a steel trowel to a hard dense surface after surface water has disappeared. Apply medium broom finish and scribe control joints at 5 foot spacing. Provide 1/2" expansion joints where sidewalks intersect, and at a maximum spacing of 48 feet between expansion joints. 0 kn w o- tWID WA 25 2�1 1DO ,.•��N 00\� 111 ,H ... .....L,1,niO is1i g� ,, TERFy��GIS No. 9800085 A STATE OF ' DI DATE: J `jj(o THIS DRAWING AND THE IDEAS, DESIGNS AND CONCEPTS CONTAINED HEREIN ARE THE EXCLUSIVE INTELLECTUAL PROPERTY OF THE SCHNEIDER CORPORATION, AND ARE NOT TO BE USED OR REPRODUCED, IN WHOLE OR IN PART, WITHOUT THE WRITTEN CONSENT OF THE SCHNEIDER CORPORATION. © COPYRIGHTED BY THE SCHNEIDER CORP.(2001) f4lb Schneider THE SCHNEIDER CORPORATION 12821 E. New Market Street Suite 100 Carmel, IN 46032 Telephone: 317.569.8112 Fax: 317.826.6410 www.schneidercorp.com Architecture Civil Engineering Environmental Engineering Geotechnical Services GIS * LIS Home Builder Services Interior Design Land Surveying Landscape Architecture Transportation Engineering DATE: PROJECT NO.: I II I I DRAWN BY: CHECKED BY: DATE: PROJECT NO.: 05/01/01 1238.7501 DRAWN BY: CHECKED BY: BET SHEET TITLE: SPECIFICATIONS DRAWING FILES: N:1238 \7501 \DWGS \RE- PLAT \C901.DWG SHEET NO.: C S 3V ®n p