Exhibit A3- 221323_Sanitary_Waste_Interceptors.pdf

SECTION 22 13 23 – SANITARY WASTE INTERCEPTORS

22 13 23 - 1

WH Grease Trap Replacement 11/07/2018

PART 1 - GENERAL

1.01 RELATED DOCUMENTS:

A. Drawings and general provisions of the Contract, including General and Supplementary

Conditions and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY:

A. This Section includes:

1. Grease interceptors.

1.03 REFERENCES:

A. Applicable Standards (Latest Editions):

1. ASTM International (ASTM):

a. ASTM A48/A48M - Specification for Gray Iron Castings.

b. ASTM A536 - Specification for Ductile Iron Castings.

c. ASTM A615/A615M - Specification for Deformed and Plain Billet-Steel Bars for

Concrete Reinforcement.

1.04 ACTION SUBMITTALS:

A. Product Data: For each type of metal interceptor indicated. Include materials of fabrication, dimensions, rated capacities, retention capacities, operating characteristics, size and location of each pipe connection, furnished specialties, and accessories.

B. Shop Drawings: For each type and size of precast-concrete interceptor indicated.

1. Include materials of construction, dimensions, rated capacities, retention capacities, location and size of each pipe connection, furnished specialties, and accessories.

1.05 INFORMATIONAL SUBMITTALS:

A. Coordination Drawings: Interceptors, drawn to scale, on which the following items are shown and coordinated with each other, based on input from Installers of the items involved:

1. Interceptors.

2. Piping connections. Include size, location, and elevation of each.

3. Interface with underground structures and utility services.

1.06 PROJECT CONDITIONS:

A. Interruption of Existing Sewer Services: Do not interrupt services to facilities occupied by

Owner or others, unless permitted under the following conditions and then only after arranging to provide temporary sewer services according to requirements indicated:

1. Notify Owner no fewer than seven days in advance of proposed interruption of service.

2. Do not proceed with interruption of sewer services without Owner's written permission.

PART 2 - PRODUCTS

2.01 GREASE INTERCEPTORS:

A. Grease Interceptors: See drawings for type, size, manufacturer, and model of grease interceptor. Provide basis of design manufacturer and model, or submit request for an equal substitution, including complete submittal data on alternate product.

SECTION 22 13 23 – SANITARY WASTE INTERCEPTORS

22 13 23 - 2

WH Grease Trap Replacement 11/07/2018

PART 3 - EXECUTION

3.01 EARTHWORK:

A. Excavate as required for installation of new grease interceptor.

B. Provide backfill around and below grease interceptor as required by manufacturer, or at a minimum provide CA-16 pea gravel around and below grease interceptor to a minimum depth of 4”. Gravel base to be on top of undisturbed earth. Submit details of backfill for review prior to installation.

3.02 INSTALLATION:

A. Install grease interceptors level and plumb.

B. Set tops of metal interceptor covers flush with finished surface in pavements.

3.03 CONNECTIONS:

A. Piping installation requirements are specified on drawings. Drawings indicate general arrangement of piping, fittings, and specialties.

B. Make piping connections between interceptors and piping systems.

3.04 IDENTIFICATION:

A. Provide green warning tapes directly over piping and at outside edges of underground interceptors.

1. Use warning tapes or detectable warning tape over piping.

2. Use detectable warning tape over nonferrous piping and over edges of underground structures.

END OF SECTION 22 13 23