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HomeMy WebLinkAbout85.01 VOWC sec. 8002- SpecificationsEARTHWORK PROJECT NO.: 6/28/01 1238.8002 DRAWN BY: CHECKED BY: DCC 8. Earth Work Balance SPECIFICATIONS � STORM SEWER SYSTEMS SHEET NO.: c9an 1. SCOPE OF WORK The Contractor shall confirm all earthwork quantities prior to start of construction. If an excess or 11. All sanitary sewer lines upon completion will be required to pass a low test. 1. SCOPE OF WORK � A. Extent: The work required this shortage of earth is encountered, the Contractor shall confirm the W pressure air Said test shall be conducted according to ASTM 1417 -92, and shall be The work under this section includes all storm sewers, STREETS H. Curing Concrete - Except as otherwise specified, under section consists of all excavating, filling, rough grading with Owner and Engineer the requirements for stockpiling, removal or importing of earth. witnessed by an Engineer and a representative of the Clay Waste District. The testing shall be in storm water inlets, and related items, including cure all concrete by one of the methods described in Section 501.17 of the Indiana Department and related items necessary to complete the work accordance with Table 1. excavating and backfilling, necessary to complete the of Transportation Specifications, latest revision. indicated on the drawings and described in the Minor adjustments to the grades may be required to work shown on the drawin gs. 1. SCOPE OF WORK specifications. The Contractor shall notify in earthwork balances when minor excess material or W 12. Deflection tests shall be performed on all flexible* pipe 2. MATERIALS f. Bituminous Pavement -Hot asphalt concrete writing the owners and the Engineer of any changes, shortages are encountered. It is recognized by the � after the final backfill has been in place at least 30 days. The work required under this section includes all pavement shall be as specified in Section 402 errors, or omissions found on the plans or in parties hereto that the calculations of the Engineer No pipe shall exceed a vertical deflection of 5% deflection A. Storm Sewers concrete and bituminous paving and related items and must comply with Section 401.05 of the field, before work is started or resumed. in determining earthwork quantities shall be ac- test results. ( *The following are considered non - flexible necessary to complete the work indicated on drawings the Indiana Department of Transportation complished in accordance with the American Society of Civil Engineers Standards for pipes: concrete pipe, ductile iron pipe, and cast iron pipe). 1. Reinforced concrete sewer pipe shall confirm and described in the specifications, including but not limited to: Specifications latest revisions. Paving will not be permitted during 1. In general, the items of work to be such calculations. Further, that these calculations are subject to the The deflection test shall be performed with a nine -point mandrel. Proving to ASTM C -76 latest revision, with joints unfavorable weather or when the temperature is 40 degrees F. and falling. performed under this section shall include: interpretations of soil borings as the physical limits rings shall be available. conforming to ASTM C -443 latest revision. All streets, parking areas in contract limits clearing and grubbing, removal of trees and of the various soil types, also the allowable variation 13. All mandrel testing shall be observed by a Professional When storm pipe is submerged Curbs and gutters J. Compacted Aggregate Subbase - the thickness shown stumps (where required), protection of trees in finish grade and compaction permitted the contractor, Engineer for certification and a representative of the Clay B. Manholes Sidewalks and concrete slabs, exterior steps on the drawings is the minimum thickness of the to remain, stripping and storage of topsoil, and that all of these parameters may cause either an Waste District. fully compacted subbase. Compaction shall be fill compaction and rough grading of entire excess or shortage of actual earthwork materials to 1. Precast 2. MATERIALS accomplished by rolling lling with a smooth wheeled site. complete the project. If such an actual minor excess or shortage of materials occurs, the contractor shall 14. The ends of laterals are to be plugged tight with a braced reinforced concrete manhole sections and steps shall conform to ASTM C -478 latest A. Concrete - Concrete shall be ready -mixed concrete roller weighing 8 10 tons. Compact to compaction using Standard Testing Procedures. 2. Excavated material that is suitable may be contact the engineer to determine if adjustment can be plastic disc or cap capable of withstanding a low pressure air test without leaks g e. revision. and shall be a mix of proportioned fine and Along curbs, headers and walls and at all placed used for fills. All unsuitable material and made to correct the imbalance of earth. 2. Casting be coarse aggregates with Portland cement and water. not accessible to the roller, the aggregate all surplus excavated material not required 15. Bedding for flexible pipe shall be No. 8 crushed stone shall of uniform quality, free from blow holes, hard Minimum cement content shall be 6 bags per cubic material shall be tamped with mechanical tampers shall be removed from the site. The location of dump and length haul from 6- inches below the pipe to 12- inches above the pipe. porosity, spots, shrinkage distortion or other defects. They yard of concrete and maximum water content shall be 5.5 U.S. gallons per sack of cement, including or with approved hand tampers. of shall be the Contractor's responsibility. Bedding for rigid pipe shall be No. 8 crushed stone from 6- inches below shall be smooth and well cleaned b shot Y moisture in the a ggregate. Slump for normal TYPICAL SANITARY SEWER SPECIFICATIONS the pipe to the spring line of the pipe and from this point to 12- inches above shall be filled sand or - blasting or by some other approved method. They shall be weight concrete shall be a maximum of 4 inches 3. Provide and place any additional fill material from off the site as may be TO BE USED FOR PRIVATE SEWER DEVELOPMENT WITHIN equivalent. Manholes shall be placed on no less than coated with asphalt paint which shall result in a smooth coating, and a minimum of 2 inches. the slump of machine placed concrete shall be no less than 1 -1/4 necessary to produce the grades required. CLAY TOWNSHIP REGIONAL WASTE DISTRICT 6- inches of No. 8 crushed stone bedding. tough and tenacious when cold, not tacky or inches nor more than 3 inches. Standard test Fill obtained from off site shall be of kind and quality as specified for fills herein REVISED 16. Water and sewer line crossings and separations shall be brittle. They shall be gray iron meeting ASTM A -48 latest revision. ASTM C -143 shall be used. to measure slump. Compressive strength of concrete at 28 do and the source approved by the Owner. SEPTEMBER, 1999 in accordance with Ten States' Standards. ys shall be 4000 psi. All exterior concrete shall have 4. The Contractor shall accept the site as he 1. Standard specifications of the Clay Waste District and Indiana Department of Highways for 17. Trench shall be opened sufficiently ahead of pipe laying to 3. Joints - Manhole sections shall be jointed with rubber type gaskets. The rubber type air entrainment of 5% to 8% by volume per ASTM C -260. Retempering of delivered concrete will not finds it and shall remove all trash, rubbish shall apply all work and materials. Pipe shall be installed in accordance with Section reveal obstruction, and shall be property protected and /or barricaded left gaskets shall meet ASTM C -443 latest revision. When be allowed. Concrete shall be composed of: and debris from the site prior to starting 715. when unattended. manhole and storm pipe are excavation. 18. No water shall be permitted to flow into the sanitary continuously in water. 1. Portland cement - Conforming to ASTM C -150, Type !A or Type IIIA. B. Work not included: The following items of 2. Sanitary sewer pipe shall be PVC in accordance with ASTM D -3034 (S.D.R. 35) ASTM 2321. sewer system during construction. Contractor shall utilize a to keep C. SUBDRAINS related work are specified and included in other sections of these specifications: and PVC pipe shall have grooved bell and gasket. The pipe shall be made of pump the water level below the pipe. Pump discharge shall be directed to a storm outlet. Any pipe 1• Perforated plastic pipe subdrains shall 2. Aggregates: Conforming to ASTM C -33 PVC plastic having a cell classification of 124548, entering existing sewers shall be plugged with screw type conform to ASTM F -405. 3. Water - Shall be clear and free from 1. Excavation, grading and backfilling for utility lines 3. PVC sewer fittings shall conform to the requirements of mechanical, braced plug until such time as all tests on the sewers have been completed and the lines have passed all 3• APPLICATION injurious amounts of oils, acids, alkalies, organic materials or other deleterious ASTM D- 3034 -89 specification. Fittings in sizes through 8 punch lists. substances. 2. Storm drainage systems shall be molded in one piece with blastomeric joints and A. Permits and Codes - The intent of this section of minimum socket depths as specified in sections 6.2 and 19. All sewer laterals installed by the mainline Contractor the specifications is that the contractor's bid on B. Welded Steel Wire Fabric - Where required for 3. Sanitary sewer systems .3.2. Fittings 10" and larger shall be molded or fabricated shall be bedded the some as the main line sewer. the work covered herein shall be based upon the concrete reinforcement shall conform to ASTM A185. in accordance with section 7.11 with manufacturers standard 20. Forty -eight (48) hours notice shall be given to the drawings and specifications but that the work 4. Streets and paving pipe bells and gaskets. Wall thickness of fittings shall be Clay Regional Waste District prior to the start of sewer shall comply with all applicable codes and C. Premoulded Joint Filler - Shall be of non SDR 26 as defined in section 7.4.1 of specifications. construction. Also, 48 hours notice shall be given prior to regulations as amended b an waivers. Contractor Y Y -extruding type meeting ASTM D -544 except that 9 YP 9 p 5. Water supply system Gaskets for blastomeric joints shall be molded with a j any testing done in the sewer. shall furnish all bonds necessary to get permits premoulded joint filler used in concrete walk minimum cross - sectional area of 0.20 square inches and for cuts and connections to existing sewers. construction may be either non - extruding or 2. BENCH MARKS conform to ASTM F -477 specification. Fittings shall be 21. Manhole castings shall be stamped "SANITARY SEWER" resilient. manufactured by Harco or equal. (Neenah Casting R 1642 or equal) and be self - sealing type. " B. Local Standards -the term Local Standards" as Maintain carefully all bench marks, monuments and other Waterproof castings shall be Neenah R- 1916 -Fi and stamped used herein means the standards of design and D. Bituminous Pavement Materials - All materials reference points; if disturbed or destroyed, contractor 4. All sanitary manholes shall be "precast concrete SANITARY SEWER ". construction of the respective municipal proposed for the construction of bituminous shall contact engineer. manholes in accordance with ASTM C -478 and Section 720. department or utility company. pavements shall comply with the Indiana Department 3. REMOVAL OF TREES 0 -rings shall conform to C -443. Kent Seal or equivalent shall also be applied to all joints and between riser rings 22. The minimum slope for sewer acceptance by the Clay Township Regional Waste District C. Existing Improvements - Maintain in operating of Transportation specifications, per latest revision. and castings. Manhole step spacing shall be no ore than are: Size of Pipe Minimum Constructed Slope condition all active utilities, sewers and other A. Remove all trees and stumps from area to be 16- inches. Manholes shall be air tested for leakage in drains encountered in the sewer installation. E. Compacted Aggregate Subbase: Shall be crushed occupied by road and surfaced areas. Removal of accordance with ASTM C1244 -93, Standard Test Method for 8 -inch 0.40% Repair to the satisfaction of the owner any damage stone or gravel. Crushed gravel shall be a trees outside these areas shall only be done as Concrete Sewer Manholes by the Negative Air Pressure 10 -inch 0.28% to existing active improvements. minimum of 35% crushed material. Chert shall be noted on drawings or approved by the Owner. (Vacuum) Test. 12 -inch 0. % D. Workmanship - To limited to a maximum of 8% of the total. Material B. All brush, stumps, wood and other refuse from the A Installation and operation of vacuum equipment and 15 -inch 0.1515% 18 -inch 0.12% conform to all local, state and national codes and to be approved by all local and shall be free from an excess of flat, elongated, thinly laminated, soft or disintegrated pieces; trees shall be buried onsite or removed to disposal areas indicating devices must be in accordance with i state agencies having jurisdiction. and and shall be free from fragments co coated ted with dirt. off of the site. Disposal by burning shall not manufacturers recommendations and performance 23. The Contractor shall provide measurements of the slope E. Trenching -Lay all in trenches, acted aggregate shall be p graded as follows: be permitted unless proper permits are obtained (where applicable). The location specifications which have been provided by the manufacturer and by of the sewer for each manhole section as construction pipe open except when the local authority gives written permission SIEVE SIZE of on site bury pits shall be designated by the owner or the accepted the Engineer. 2. With the vacuum tester set in place: progresses. Such measurements shall be certified by a Registered Land Surveyor or Engineer and be available for tunneling. Open the trench sufficient ahead % PASSING Engineer. 1. Inflate the compression band to forty (40) psi to effect a on -site for observation by the District's Inspector. No more of pipelaying to reveal any obstructions. The width of the trench shall be the inside 1 -1/2" 100 1" 4. PROTECTION OF TREES seal between the vacuum base and the structure. 2. Connect the than three manhole sections can be constructed in advance pipe diameter plus 24 inches for 12 inches above the 80 -100 3/4" 70 -90 vacuum pump to the outlet part with the valve open. of such measurements. pipe. Sheet and brace trench as necessary to 1/2" 55 -80 A. General Protection: The Contractor shall be responsible for 3. Draw a vacuum of ten (10) inches of Hg. And close the 24. In the event the Contractor does not meet the minimum protect workmen and adjacent structures. All trenching to comply with Occupational Safety #4 35 -60 #8 the protection of tops, trunks and roots of existing trees on the project site valve. 3. Accepted standards for leakage will be from slopes, the sewer section and any other affected sewer sections shall be reconstructed to meet such minimum and Health Administration Standards. Keep trenches 25 -50 #30 12 -30 that are to remain. Existing trees subject to established the elapsed time for a negative pressure change from ten slopes. free from water while construction is in progress. Under no circumstances lay pipe or appurtenances #200 5_10 construction damage shall be boxed, fenced or otherwise protected before any work is started; (10) inches to nine (9) inches of mercury. The maximum in standing water. Conduct the discharge from 3. APPLICATION do not stockpile within branch spread. Remove allowable leakage rate for a four (4) foot diameter manhole trench dewatering to drains or natural drainage interfering branches without injury to trunks and must be in accordance with the following: Minimum Elapsed Time for a channels. A. Grading - Do any necessary grading in addition to cover scars with tree paint. Manhole Depth Pressure Change of 1 Inch Hg F. Special Supports - Whenever in the opinion of the that performed in accordance with Earthwork Section, to bring subgrades, after final 5. HANDLING OF TOPSOIL 10 feet or less 60 seconds Engineer the soil at or below the pipe grade is unsuitable for supporting ewers and a 9 appurtenances compaction, to the required grades and sections for site improvement. A. Remove all organic material from the areas to be occupied by buildings, >10 feet but <15 feet 75 seconds >15 feet but <25 feet 90 seconds specified in this section, such special support, in addition to those shown or specified, shall be B. Preparation of Subgrade - Remove roads, walks and parking areas. Pile and store topsoil at a location provided as the Engineer may direct, and the spongy and otherwise unsuitable material and replace with where it will not interfere with construction For manholes five (5) feet in diameter, add an additional contract will be adjusted. stable material. No traffic will be allowed on operations. Topsoil shall be reasonably free fifteen (15) seconds and for manholes six (6) feet in prepared subgrade prior to paving. from subsoil, debris, weeds, grass, stones, ect. diameter, add an additional thirty (30) seconds to the time G. Backfilling - for a depth of at least 12 inches requirements for four (4) foot diameter manholes. For all above the top of the pipe, backfill with earth or C. Compaction of Subgrade - The first 6 inches below B. After completion of site grading and subsurface manholes deeper than twenty -five (25) feet. Engineer will granular material free from large stones, rock the subgrade shall be compacted to at least 100% utility installation, top soil shall be replaced determine the applicable minimum elapsed time. fragments, roots or sod. Tamp this backfill of the maximum dry density as determined by the in areas designated on the erosion control plan 4. If the manhole fails the test, necessary repairs must be thoroughly, taking care not to disturb the pipe. provisions of AASHO T -99. Water shall be for seeding and /or sodding. Any remaining top made and the vacuum test and repairs mut be repeated For the remaining trench depth, backfill with prevented from standing on the compacted subgrade. ed soil shall be used for finished grading around until the manhole passes the test. earth or granular material containing stones or structures and landscaping areas. 5. If manhole joint sealants are pulled out during the rocks not larger than 4 inches. Backfill under D. Utility Structures -Check for correct elevation vacuum test, the manhole must be disassembled and the and within 5' of walks, parking areas, driveways of all manhole covers, valve boxes and similar joint sealants replaced. and street shall be granular material only - structures located within areas to be paved, and 6. DISPOSITION OF UTILITIES: 6. Manholes will be subject to visual inspection with all thoroughly compacted by approved methods. make, or have made, any necessary adjustments in visual leaks being repaired. such structures. A. Rules and regulations governing the respective H. Manhole Inverts - Construct manhole flow channels utilities shall be observed in executing all work of concrete sewer pipe or brick, smoothly finished E. Placing Concrete under this section. 5. Butyi rubber coating shall be applied around each and of semi - circular section conforming to the coon manhole joint from 6- inches above to 6- inches below each inside diameter of the tin sewers. Make 9 1• Subgrade - Place concrete only on a moist, B. If active utilities are encountered but not shown joint. The appropriate primer shall be applied prior to changes in size or grade gradually and changes in compacted subgrade or base free from loose on the drawings, the Engineer shall be advised applying the rubber coating. Inside joints to be filled with direction by true curves. Provide such channels material. Place no concrete on a muddy or before work is continued. precost plug material. for all connecting sewers at each manhole. frozen subgrade. C. Inactive and abandoned utilities encountered in 6. The manhole chimney's including all riser rings shall be I. Subdrains - All subdrains shall be of the size 2. Forms -All forms shall be free from warp, excavating and grading operations shall be sealed using Infi- Shield "Uniband" or approved equal. Prior shown on the plans and shall be constructed to the tight enough to prevent leakage and reported to the Engineer. They shall be removed, to placement, the top 4- inches of the manhole cone and grades shown. All drains constructed off -site as substantial enough to maintain their shape plugged or capped as directed by the Utility casting frame shall be cleaned and primed. The Uniband part of the outlet drain will be located as shown. and position without springing or settling, Company and the Engineer. shall extend from 3- inches below the top of the cone when concrete is placed. Forms shall be section to 2- inches over the flange of the manhole casting g J. Utilities - It shall be the responsibility of each clean and smooth immediately before oncreting. D. It shall be the responsibility of each contractor frame. contractor to verify all existing utilities and verify all existing utilties and conditions conditions pertaining to his phase of the work. pertaining to his phase of the work. It shall p also be the contractors responsibility to contact 7. The casting elevations are set by plan. However, the It shall also be the contractors responsibility to contact the owners of the various utilities before c 3. Placing Concrete - Concrete shall be the owners of the various utilities before work castings are to be adjusted in the field by the Engineer's representative, should a discrepancy occur between work e started. The contractor shall notify f o deposited so as to require as little is started. plan grade and existing grade. New manhole ring and cover shall writing the owners the engineer of any changes, errors or omissions found on these in the rehandling practicable. When concrete is re an placed at an atmospheric temperature of 7. SITE GRADING: be installed to establish grade. Maximum height of adjusting rings be 12- inches. plans or field before work is started or resumed. 35 degrees F. or less, 9 paragraph 702.10 of shall the Indiana Department of Transportation A. Grades: Contractor shall perform all cutting, 8. Backfill around all structures and all cuts under K. Contractor to grout joints inside storm Specifications latest revision shall be followed. filling, compacting of fills and rough grading required to bring entire project area to paved areas with granular material. Trenches opening within 5 structures where pipes enter or exit and between structure and casting. grade as shown on the drawings. -feet of paved roadways shall be backfilled with granular TABLE 1 F. Concrete Curb material in accordance with Section 211. Backfill under B. Rough Grading: the tolerance for areas sidewalks shall be granular, unless the walks are constructed TIME IN MINUTES AND SECONDS REQUIRED FOR FOR PRESSURE DROP FROM 3.5 PSIG TO 2.5 PSIG 1. Expansion Joints - Shall be 1/2 inch thick paved shall not exceed 0.04 feet plus or minus above a minimum of 6 months after backfill has been in lace. P (Based on 0.003 cfm per sq. ft. and 2.0 cfm) premoulded between storm structures & curb. the established subgrade. All other areas shall not exceed 0.10 feet or the 9. The Contractor shall be responsible for verifying that all 4 Pipe Diameter D in Inches 6 8 10 12 15 18 2. Contraction /Control Joints - Unless otherwise plus minus established grade. All banks and other breaks in state highways, city, and county permits have been obtained by the developer prior to start of construction. 21 24 27 30 33 36 39 provided, contraction joints shall be sawed grade shall be rounded at top and bottom. 25 :04 :10 :18 :28 :40 1:02 1:29 2:01 2:58 3:20 4:08 4:59 5:56 6:58 25 or scored joints spaced 10 feet on center, except for C. 10. The Contractor shall be required to furnish the 50 :09 :20 :35 :55 1:19 2:04 2:58 4:03 5:17 6:41 8:15 9:59 11:53 13:57 50 intersection radii where joints shall be placed 5' o. c. Compaction Requirements: developer's Engineer with a set of prints, marked in red 75 :13 :30 :53 1:23 1:59 3:06 4:27 6:04 7:55 10:01 12:23 14:58 17:00 3. Finish - Tamp and screed concrete as soon as 1. All building pad areas shall be compacted to pencil, showing actual sewer location and invert, to include ' 100 :18 1:11 1:50 18:25 75 placed, and fill any honey combed places. standards specified by local and /or state lateral location, depth and length. Such as built prints :40 2:38 4:08 5:56 8:05 10:39 12:45 14:11 15:35 100 Finish square corners to 1/4" radius and building codes. must be received by the Engineer before the final contract 125 :22 :50 1:28 2:18 3:18 5:09 7:26 9:55 11:20 other corners to radii shown. 2. payment can be authorized. The sanitary sewer laterals and stubs termination shall be indicated on the surface with a 150 :26 :59 1:46 2:45 3:58 6:11 8 :30 125 150 G. Concrete Walks and Exterior Steps For compaction requirements of paved areas, see street specifications. metal fence post set immediately above the said termination 175 :31 1:09 2:03 3:13 4:37 7:05 175 point. 200 :35 1:19 2:21 3:40 5:17 1. Slopes - Provide 1 4 inch p / per foot cross 225 :40 1:29 2:38 4:08 5:40 200 225 slope. Make adjustments in slopes at walk intersections as necessary to provide proper 250 :44 1:39 2:56 4:35 250 drainage. 275 :48 1:49 3:14 4:43 275 2. Dimensions - Walks and steps shall be one 300 :53 1:59 3:31 300 course construction and of widths and details 350 1:02 2:19 3:47 350 shown on the drawings. 400 1:10 2:38 400 3. Finish - Screed concrete and trowel with a 0 1 : 2:50 450 steel trowel to a hard dense surface after 5 500 1:22 8 surface water has disappeared. Apply medium 500 broom finish and scribe control joints at 5 550 1:37 550 foot spacing. Provide 1/2" expansion joints 600 1:46 where sidewalks intersect, and at a maximum 650 1 :53 2:50 3:47 4:43 5:40 7:05 8:30 9:55 11:20 12:45 600 14:11 15:35 17:00 18:25 650 spacing of 48 feet between expansion joints. NNN Y, Gisi 9800085 STATE OF O ✓ DATE{o ®L P 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) 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.: 6/28/01 1238.8002 DRAWN BY: CHECKED BY: DCC O SPECIFICATIONS � CQ SHEET NO.: c9an _ C-+ � � W cc z W CO � DATE: PROJECT NO.: 6/28/01 1238.8002 DRAWN BY: CHECKED BY: DCC SHEET TITLE: SPECIFICATIONS DRAWING FILES: N: \1238 \8002 \DWGS \C901.DWG SHEET NO.: c9an