SECTION 02732

SITE SANITARY SEWERAGE SYSTEM

PART 1 GENERAL

SECTION INCLUDES

Sanitary sewerage drainage piping, fittings, accessories and bedding.

Connection of building sanitary drainage system to [municipal sewers.] [________________.]

[Cleanout access,] [and] [________].

PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

Section [_____-__________]: Placement of pipe sleeves in concrete [retaining walls.] [________________.]

PRODUCTS INSTALLED BUT NOT FURNISHED UNDER THIS SECTION

Section [_____-__________]: Supply of connection devices to [building] [and] [municipal] sewer piping] for placement by this Section.

RELATED SECTIONS

Section [02225 - Trenching] [02222 - Excavating]: Excavating subsoil for sewer system piping.

Section [02225 - Trenching] [02223 - Backfilling]: Backfilling over [piping] [granular pipe covering] up to [subgrade elevation] [underside of fill under [paving]

[________] slab] [________].

Section 02607 - Manholes and Covers.

Section 02722 - Storm Sewerage System.

[Section [_____-__________]:	Sleeved concrete work for storm drainage piping.]

Section 03300 - Cast-in-Place Concrete: Concrete type for [cleanout] base pad construction.

UNIT PRICE - BASIS OF MEASUREMENT

Pipe and Fittings:

Basis of Measurement: By the linear [foot] [________] ([meter] [________]).

Basis of Payment: Includes [hand trimming] excavation, bedding, pipe and fittings, connection to building service piping and to [municipal sewer] [________________].

Cleanout:

Basis of Measurement: By the [unit] [________] for a nominal depth of [____] feet ([____] m).

Basis of Payment: Includes [hand trimming] excavating, [foundation pad,] unit installation with accessories, connection to sewer piping.

REFERENCES

AASHTO T180 - Moisture-Density Relations of Soils Using a 10-lb (4.54 kg) Rammer and an 18-in. (457 mm) Drop.

ANSI/ASTM A74 - Cast Iron Soil Pipe and Fittings.

ANSI/ASTM C12 - Practice for Installing Vitrified Clay Pipe Lines.

ANSI/ASTM C14 - Concrete Sewer, Storm Drain, and Culvert Pipe.

ANSI/ASTM C76 - Reinforced Concrete Culvert, Storm Drain, and Sewer Pipe.

ANSI/ASTM C425 - Compression Joints for Vitrified Clay Pipe and Fittings.

ANSI/ASTM C443 - Joints for Circular Concrete Sewer and Culvert Pipe, Using Rubber Gaskets.

ANSI/ASTM D698 - Test Methods for Moisture-Density Relations of Soils and Soil-Aggregate Mixtures, Using 5.5 lb (2.49 Kg) Rammer and 12 inch (304.8 mm) Drop.

ANSI/ASTM D1557 - Test Methods for Moisture-Density Relations of Soils and Soil-Aggregate Mixtures Using 10 lb (4.54 Kg) Rammer and 18 inch (457 mm) Drop.

ANSI/ASTM D2321 - Recommended Practice for Underground Installation of Flexible Thermoplastic Sewer Pipe.

ANSI/ASTM D2729 - Poly(Vinyl Chloride) (PVC) Sewer Pipe and Fittings.

ANSI/ASTM D2751 - Acrylonitrile-Butadiene-Styrene (ABS) Sewer Pipe and Fittings.

ANSI/ASTM D3033 - Type PSP Poly(Vinyl Chloride) (PVC) Sewer Pipe and Fittings.

ANSI/ASTM D3034 - Type PSM Poly(Vinyl Chloride) (PVC) Sewer Pipe and Fittings.

ASTM A746 - Ductile Iron Gravity Sewer Pipe.

ASTM C564 - Rubber Gaskets for Cast Iron Soil Pipe and Fittings.

ASTM C700 - Vitrified Clay Pipe, Extra Strength, Standard Strength and Perforated.

ASTM D1785 - Poly(Vinyl Chloride) (PVC) Plastic Pipe, Schedules 40, 80 and 120.

ASTM D2922 - Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth).

ASTM D3017 - Test Methods for Moisture Content of Soil and Soil-Aggregate Mixtures.

DEFINITIONS

Bedding:	Fill placed under, beside and directly over pipe, prior to subsequent backfill operations.

SUBMITTALS

Submit under provisions of Section [01300] [________].

Product Data: Provide data indicating pipe, pipe accessories, and [________].

Manufacturer's Installation Instructions: Indicate special procedures required to install Products specified.

Manufacturer's Certificate: Certify that [products] [________] meet or exceed [specified requirements.] [___________________.]

PROJECT RECORD DOCUMENTS

Submit documents under provisions of Section [01700.] [01720.]

Record location of pipe runs, connections, [catch basins,] [cleanouts,] and invert elevations.

[Identify and describe unexpected variations to subsoil conditions or discovery of uncharted utilities.

REGULATORY REQUIREMENTS

Conform to [applicable] [___________] code for [materials and] installation of the Work of this section.

FIELD MEASUREMENTS

Verify that field measurements and elevations are as [indicated.] [instructed by the manufacturer.]

COORDINATION

Coordinate work under provisions of Section [01039.] [________.]

Coordinate the Work with termination of sanitary sewer connection outside building, connection to [municipal sewer utility service] [________________], and trenching.

PART 2 PRODUCTS

SEWER PIPE MATERIALS

Cast Iron Soil Pipe:	ANSI/ASTM A74, [Extra Heavy] [Service] type, inside nominal diameter of [____] inches ([____] mm), [bell and spigot] [plain] end.

Cast Iron Pipe Joint Device:	ASTM C564, rubber gasket joint devices.

****** [OR] ******

Ductile Iron Pipe: ASTM A746, [Extra Heavy] [Service] type, inside nominal diameter of [____] inches ([____] mm), [bell and spigot] [plain] end.

Ductile Iron Pipe Joint Device: ANSI A21.11, rubber gasket joint devices.

****** [OR] ******

Vitrified Clay Pipe:	ANSI/ASTM C700, [Extra] [Standard] strength, unperforated; inside nominal diameter of [____] inches ([____] mm), [bell and spigot] [plain] end joints.

Vitrified Clay Pipe Joint Device: ANSI/ASTM C425, compression gasket joint.

****** [OR] ******

Concrete Pipe: ANSI/ASTM C14, Class [1] [2] [3]; un-reinforced; inside nominal diameter of [____] inches ([____] mm), [bell and spigot] [plain] [________] end joints.

Concrete Pipe Joint Devices:	ANSI/ASTM C443, rubber

compression gasket joint.

****** [OR] ******

Reinforced Concrete Pipe: ANSI/ASTM C76, Class [I] [II] [III] [IV] [V] with Wall type [A] [B] [C]; [mesh] [bar] reinforcement; inside nominal diameter of [____] inches ([____] mm), [bell and spigot] [________] end joints.

Reinforced Concrete Pipe Joint Device: ANSI/ASTM C443, rubber compression gasket joint.

****** [OR] ******

Plastic Pipe: ANSI/ASTM D2751, SDR [23.5] [35] [42], Acrylonitrile-Butadiene-Styrene (ABS) material; inside nominal diameter of [____] inches ([____] mm), bell and spigot style solvent sealed joint end.

****** [OR] ******

Plastic Pipe: ANSI/ASTM D3033, Type PSP, Poly(Vinyl Chloride) (PVC) material; inside nominal diameter of [____] inches ([____] mm), bell and spigot style solvent sealed joint end.

****** [OR] ******

Plastic Pipe: ANSI/ASTM D2729, Poly(Vinyl Chloride) (PVC) material; inside nominal diameter of [____] inches ([____] mm), bell and spigot style solvent sealed joint end.

****** [OR] ******

Plastic Pipe: ANSI/ASTM D3034, Type PSM, Poly(Vinyl Chloride) (PVC) material; inside nominal diameter of [____] inches ([____] mm), bell and spigot style solvent sealed joint end.

****** [OR] ******

Plastic Pipe: ASTM D1785, Schedule [40] [80] [120], Poly(Vinyl Chloride) (PVC) material; inside nominal diameter of [____] inches ([____] mm), bell and spigot style solvent sealed joint end.

PIPE ACCESSORIES

Pipe Joints:	Mechanical clamp ring type, [stainless steel] [________] expanding and contracting sleeve, [neoprene] [________] ribbed gasket for positive seal.

Fittings: Same material as pipe molded or formed to suit pipe size and end design, in required tee, bends, elbows, cleanouts, reducers, traps and other configurations required.

Trace Wire: Magnetic detectable conductor, [clear] [brightly colored] plastic covering, imprinted with "[Sewer Service] [________]" in large letters.

CLEANOUTS

Lid and Frame: Cast iron construction, hinged lid, [________] manufactured by [____________]:

Lid Design: [Open checkerboard grill] [________________].

Nominal Lid and Frame Size: [26] [____] inches ([660] [____] mm)

Shaft Construction and [Concentric] [Eccentric] Cone Top Section: Reinforced [precast] [cast-in-place] concrete pipe sections, lipped male/female [dry] joints, cast steel ladder rungs into shaft sections at [12] [____] inches ([300] [____] mm); nominal shaft diameter of [36] [48] [____] inches ([900] [1 200] [____] mm), [________] manufactured by [________________].

Base Pad: Cast-in-place concrete of type specified in Section [03300] [________], levelled top surface to receive concrete shaft sections, sleeved to receive [storm] [sanitary] sewer pipe sections.

BEDDING MATERIALS

Bedding:	Fill Type [A1] [A2] [A3] [A4] as specified in Section [02207] [________].

PART 3 EXECUTION

EXAMINATION

Verify that [trench cut] [excavation base] is ready to receive work and excavations, dimensions, and elevations are as indicated on [layout] drawings.

PREPARATION

Hand trim excavations to required elevations. Correct over excavation with [[fine] [course] aggregate.] [lean concrete.]

Remove large stones or other hard matter which could damage pipe or impede consistent backfilling or compaction.

BEDDING

Excavate pipe trench in accordance with Section [02225] [________] for work of this Section. Hand trim excavation for accurate placement of pipe to elevations indicated.

Place bedding material at trench bottom, level materials in continuous layer not exceeding [6] [8] [____] inches ([150] [200] [____] mm) compacted depth, compact to [95] [____] percent].

Maintain optimum moisture content of bedding material to attain required compaction density.

INSTALLATION - PIPE

Install pipe, fittings, and accessories in accordance with [ASTM C12] [ASTM D2321] [and manufacturer's instructions]. Seal joints watertight.

Lay pipe to slope gradients noted on [layout] drawings; with maximum variation from true slope of [1/8] [____] inch ([3] [____] mm) in [10] [____] feet ([3] [____] m).

Install bedding at sides and over top of pipe to minimum compacted thickness of [12] [____] inches ([300] [____] mm); compacted to [95] [____] percent.

Refer to Section [02225] [________] for trenching requirements. Do not displace or damage pipe when compacting.

Refer to Section [02607] [________] for manhole requirements.

Connect to [building sanitary sewer outlet] [and] [municipal sewer system] [________] [, through installed sleeves].

[Install trace wire continuous [over top of pipe.] [buried [6] [____] inches ([150] [____] mm) below finish grade, above pipe line; coordinate with Section [02223] [02225].]

INSTALLATION - CLEANOUTS

Form bottom of excavation clean and smooth to correct elevation.

Form and place cast-in-place concrete base pad, with provision for sanitary sewer pipe end sections.

Establish elevations and pipe inverts for inlets and outlets as indicated.

Mount lid and frame level in grout, secured to top cone section to elevation indicated.

FIELD QUALITY CONTROL

Field inspection [and testing] will be performed under provisions of Section [01400.] [________.]

Request inspection prior to [and immediately after] placing bedding.

Compaction testing will be performed in accordance with [ANSI/ASTM D1557.] [ANSI/ASTM D698.] [AASHTO T180.] [ASTM D2922.] [ASTM D3017.]

If tests indicate Work does not meet specified requirements, [remove Work, replace and retest at no cost to Owner.] [refer to Section [01019] [01025] Defect Assessment.]

Frequency of Tests: [________________].

Pressure Test:	Test in accordance with [________].

Infiltration Test:	Test in accordance with [________].

Deflection Test: Test in accordance with [________].

PROTECTION

Protect finished installation under provisions of Section [01500.] [________.]

Protect pipe and aggregate cover from damage or displacement until backfilling operation is in progress.

SCHEDULE

Sanitary Sewer Main:	From 5 feet beyond east building wall, to municipal sewer under Oak Street. Size: 8 inches.

Cleanout: Near west side of main sidewalk, on sanitary sewer main.

END OF SECTION