SECTION 02720 STORM DRAIN PIPE PART 1 - GENERAL 1:01 ...

SECTION 02720STORM DRAIN PIPEPART 1 - GENERAL1:01 SECTION INCLUDESA. Reinforced Concrete PipeB, Corrugated Polyethylene Culvert Pipe1:02 RELATED SECTIONSA. Section 02225-TrenchingB. Section 02223-BackfillingC. Section 03200-Concrete Reinforcement1:03 REFERENCESA. American Association of-Site Highway Officials (AASHTO)1. AASHTO-M170 and AASHTO-M242 Reinforced Concrete Pipe2. AASHTO-M207 Eliptical Reinforced Concrete Pipe3. AASHTO-M294, Type S Corrugated Polyethylene (PE) Culvert PipeB. Pennsylvania Department of Transportation (PennDOT)1. PennDOT Standards for Roadway Construction Publication Number 72.(PennDOT 72)2. PennDOT Specifications Publication Number 408. (PennDOT 408)1:04 SUBMITTALSA. Submit shop drawings and product data in accordance with Section 01300.B. Submit certification from material suppliers attesting that material provided meetsor exceeds specifications requirements.02720-1STORM DRAIN PIPE

C. Submit manufacturer's certification attesting that the pipe, fittings and joints meetor exceed specification requirements.D. Provide manufacturer's installation instructions for any special procedures.PART 2 ~ PRODUCTS2:01 PRODUCT DELIVERY. STORAGE AND HANDLINGA. Deliver, handle and store products at the Project site in accordance with Section01600.B. Exercise care to prevent damage to materials during loading, transporting andunloading.C. Do not drop pipe or fitting,2:02 CORRUGATED POLYETHYLENE CULVERT PIPEPublication 408, Section 601.2(a) 3.d, Type S.2:03 REINFORCED CONCRETE PIPE]Publication 408, Section 601.2(a) 3.a.PART 3 - EXECUTION3:01 PREPARATIONA. Excavate trench to the line and grading indicated on the drawings and as specifiedin Section 02225.B. Provide pipe bedding as specified in Section 02225 for each type of pipe used.Place aggregate in a manner to avoid segregation, and compact to the maximumpractical density so the pipe can be laid to the required tolerances.3:02 LAYING PIPE IN TRENCHESA. Give a notice to the Resident Project Representative in advance of pipe layingoperation.B. Pipe shall be lowered into trench using handling equipment designed for thispurpose. Do not drop pipe.02720-2STORM DRAIN PIPE

C. Lay pipe proceeding upgrade with the bell or groove pointing upstream.D. Lay each section of pipe to form a close concentric joint with the adjoiningsection and to avoid offset in the flow line. Excavate recesses in bedding materialto accommodate joints, fittings and appurtenances.E. Ensure tight, flexible joints that allow movements caused by expansion,contraction and ground movements. Inspect each section of pipe and fittingbefore joining. Assemble joints in accordance with the pipe manufacturer'sinstructions.F. Examine each pipe installed to ensure that they are laid to the proper alignmentand grade and free from foreign material. Fix deviation from line and gradeinstantly. Variation from the designed grade or deflection of pipe joints won't beaccepted.G. Furnish compacted backfill to hold each section of pipe firmly in place as the pipeis laid.3:03 Protection of utilities, property and structures, pipes and underground conduits exposedas a result of contractor's operations shall be adequately supported along their entirelength.3:04 BACKFILLING TRENCHES- A. Before backfilling trenches, pipeline shall be inspected by the Resident ProjectRepresentative.B. Backfill and compact trenches accordingly to Section 02225,END OF SECTION02720-3STORM DRAIN PIPE