GITS2025_ADDENDUM NO. 1 250317 ISSUANCE.pdf

FORESITE DESIGN, Inc.. | 3269 Coolidge Highway | Berkley, MI 48072 | foresitedesign.com

ADDENDUM NO. 1

Issue Date: March 17, 2025

Project Name: Grosse Ile Township Schools

2022 Bond - Athletics Phase 2

This Addendum is issued prior to the receipt of Bids to clarify, modify or interpret the Bid Documents by additions, deletions, clarifications, or corrections. This Addendum forms a part of the Contract Documents and modifies the original Bidding Documents. All requirements contained in the Contract Documents shall apply to this Addendum. All incidental work necessary to complete the work shall be included in the Contractor’s Proposal even though not particularly mentioned. Parts of the Specifications and Drawings referred to herein supersede previously issued data and shall form a part of the Bid Documents.

Receipt of this Addendum should be noted on the proposal form; failure to do so may subject Bidder to disqualification.

NEW OR REVISED DOCUMENTS ISSUED WITH THIS ADDENDUM

Project Manual Documents: Section 00 1000, Section 11 6833, Section 26 0005, Section 26 0505, Section 26

0519, Section 26 0533.13, Section 26 0533.16, Section 26 0553, Section 26 2726, Section 26 2816.16, Section 26 5100, Section 26 5600.

Clarification Requests: None

Substitution Requests: (7)

Drawings: Cover Page, L1.00, L1.01, L1.10, E000, ESD100, ES101, E500

Sketches: None

Pre-Bid Walkthrough: Sign in sheet attached

PROJECT MANUAL DOCUMENTS DELETED OR REVISED

Item No. 1 BID DATE HAS BEEN EXTENDED. BIDS ARE DUE THURSDAY, MARCH 27 AT 11:00AM.

Item No. 2 Refer to Section 11 6833 (re-issued)

A. Inserted Electrical Drawings

Item No. 3 Refer to Section 26 0005 Basic Electrical Requirements (New Issue)

Item No. 4 Refer to Section 26 0505 Selective Demolition for Electrical (New Issue)

Item No. 5 Refer to Section 26 0519 Voltage Electrical Power Conductors and Cables (New Issue)

Item No. 6 Refer to Section 26 0533.13 Conduit for Electrical Systems (New Issue)

Item No. 7 Refer to Section 26 0533.16 Boxes for Electrical Systems (New Issue)

Addendum No. 1 March 17, 2025

FORESITE DESIGN, Inc.. | 3269 Coolidge Highway | Berkley, MI 48072 | foresitedesign.com

Item No. 8 Refer to Section 26 0553 Identification for Electrical Systems (New Issue)

Item No. 9 Refer to Section 26 2726 Wiring Devices (New Issue)

Item No. 10 Refer to Section 26 2816.16 Enclosed Switches (New Issue)

Item No. 11 Refer to Section 26 5100 Interior Lighting (New Issue)

Item No. 12 Refer to Section 26 5600 Exterior Lighting (New Issue)

DRAWINGS DELETED OR REVISED

Item No. 1 Reference: Cover Sheet (re-issued)

A. Inserted Electrical Drawings

Item No. 2 Reference: Drawing L1.00 (re-issued)

A. Added Demolition Note #12 and additional tree clearing.

B. Added removal of existing fence and gate at baseball field entrance.

Item No. 3 Reference: Drawing L1.01 (re-issued)

A. Added new 8’ galvanized chainlink fence and 12’ double gate near baseball entrance.

Item No. 4 Reference: Drawing L1.10 (re-issued)

A. Revised sheet includes softball first base bullpen.

Item No. 5 Reference: Drawing E000 (New Issue)

A. Insert New Drawing

Item No. 6 Reference: Drawing ESD100 (New Issue)

A. Insert New Drawing

Item No. 7 Reference: Drawing ES101 (New Issue)

A. Insert New Drawing

Item No. 8 Reference: Drawing E500 (New Issue)

A. Insert New Drawing

END OF ADDENDUM NO. 1

cc: FDI File, GITS, PMR ec: Planholder list

Mike Accepted

Mike Stamp

Mike Text Box 3-11-25

FDI Comment: Not all products shown herein apply to project. Refer to Specifications, Project Manual and Plans for required products

Mike Stamp

Mike

3-11-25

Stamp

Mike Text Box 3-11-25

Cloud+

Mike Cloud+ FDI Comment: bench sizes as noted on plans, which may be custom sized

Mike Text Box 3-11-25

Mike Text Box 3-11-25

Cloud

Mike

FDI Comment: Product submitted aligns with specified product.

Mike Text Box 3-11-25

Mike Text Box 3-11-25

FDI Comment:

Future addendum is going to add graphics to backstop padding. Manufacturer shall be capable of producing vinyl padding with high-quality graphics and logos.

FORESITE DESIGN, INC. GROSSE ILE TOWNSHIP SCHOOLS

SECTION 00 0110

TABLE OF CONTENTS

00 0110 - Page 1 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

TABLE OF CONTENTS

DIVISION 00 – PROCUREMENT AND CONTRACTING REQUIREMENTS

00 1113 Advertisement for Bid 00 1115 Scope of Work 00 2113 Instructions to Bidders 00 2300 Schedule and Phasing 00 4200 Proposal Form 00 4336 List of Subcontractors 00 6513 Material Compliance Form 00 7300 Supplementary Conditions 00 7400 A105-2017 Standard Form of Agreement Between Owner and Contractor 00 8500 File Transfer Agreement

APPENDIX A – SITE LOGISTICS PLAN

DIVISION 01 – GENERAL REQUIREMENTS

01 2300 Alternates 01 2619 Clarification Request 01 3523 Safety Requirements 01 4100 Regulatory Requirements 01 5600 Cleaning 01 5629 Temporary Protective Walkways 01 7123 Field Engineering 01 7700 Project Closeout 01 7823 Operating, Maintenance Warranty Data 01 7839 Project Record Documents

DIVISION 02 – EXISTING CONDITIONS

02 3208 Soil Borings 02 4113 Demolition

DIVISION 03 – CONCRETE

03 3000 Cast In Place Concrete 03 3053 Concrete Turf Anchor

DIVISION 06 – WOOD, PLASTICS, AND COMPOSITES

06 1050 Turf Wood Nailer

00 0110 - Page 2 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

DIVISION 10 – SPECIALTIES

10 7516 Flag Pole

DIVISION 11 – EQUIPMENT

11 6833 Athletic Field Equipment 11 6837 Shaded Dugout Structure 11 6838 Baseball & Softball Equipment 11 6843 Scoreboard

DIVISION 13 – SPECIAL CONSTRUCTION

13 3400 Precast Concrete Dugouts

DIVISION 26 - ELECTRICAL

26 0005 Basic Electrical Requirements 26 0505 Selective Demolition for Electrical 26 0519 Voltage Electrical Power Conductors and Cables 26 0533.13 Conduit for Electrical Systems 26 0533.16 Boxes for Electrical Systems 26 0553 Identification for Electrical Systems 26 2726 Wiring Devices 26 2816.16 Enclosed Switches 26 5100 Interior Lighting 26 5600 Exterior Lighting

DIVISION 31 – EARTHWORK

31 1000 Site Preparation 31 1018 Soil Erosion Control 31 2000 Earth Moving 31 2010 Earthwork - Athletics 31 3219 Geotextile Fabric

DIVISION 32 – EXTERIOR IMPROVEMENTS

32 1123 Aggregate Drainage Layer 32 1809 Synthetic Turf – Batting Cage 32 1819 Synthetic Turf 32 3104 Chainlink Fence – Baseball/Softball 32 3130 Chainlink Fence – Vinyl

00 0110 - Page 3 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

32 9119 Topsoil 32 9223 Lawns - Sod 32 9227 General Lawn Restoration

DIVISION 33 - UTILITIES

33 4100 Storm Sewers, Underdrains and Drainage Structures 33 4615 Subdrainage Systems – Turf Draintile

DRAWINGS

Sheet # Title Cover Sheet C1.1 Drainage Area Map C2.1 Utility Plan C2.2 Stormwater Calculations & Details C2.3 Stormtech MC-7200 Underground Detention Details C2.4 Stormwater Maintenance Exhibits C3.1 Soil Erosion and Sedimentation Control Plan C4.1 Topographic Survey (1 of 6) C4.2 Topographic Survey (2 of 6)

C4.3 Topographic Survey (3 of 6)

C4.4 Topographic Survey (4 of 6)

C4.5 Topographic Survey (5 of 6)

C4.6 Topographic Survey (6 of 6)

L1.00 Demolition Plan – Site A L1.01 Site Plan - Site A L1.02 Dimension Plan - Site A L1.03 Fence Plan - Site A L1.04 Grading Plan - Site A L1.05 Drainage and Utility Plan - Site A L2.00 Demolition Plan – Site B L2.01 Site Plan - Site B L2.02 Dimension Plan - Site B L2.03 Fence Plan - Site B L2.04 Grading Plan - Site B LD1.01 General Turf Details LD1.02 Site Details

00 0110 - Page 4 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

LD1.03 Turf & General Fence Details LD1.04 Varsity Backstop Details LD1.05 JV Backstop Details LD1.06 Varsity Dugout Details LD1.07 JV Dugout Details LD1.08 Bullpen Details LD1.09 Batting Cage Details LD1.10 Turf Graphis Reference Details LD1.11 Baseball Turf Details LD1.12 Softball Turf Details

E000 Electrical General Information and Lighting Schedule ESD100 Electrical Demolition Site Plan – Site A ES101 Electrical New Work Site Plan – Site A E500 Electrical Details and Panel Schedules

SECTION 11 6833

ATHLETIC FIELD EQUIPMENT

11 6833 - Page 1 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. This Section is a part of the entire set of Contract Documents and shall be coordinated with the applicable provisions of the other parts.

B. Related Sections:

1. Section 03 3000 Cast In Place Concrete

2. Section 31 2010 Earthwork

3. Section 32 3104 Chainlink Fence – Baseball/Softball

4. Section 32 3130 Chainlink Fence - Vinyl

1.2 SCOPE

A. The work under this section of the specifications shall consist of furnishing all labor, materials and equipment necessary for the installation of the following:

1. Field Wall Protective Padding and Accessories

2. Prefabricated On-Deck Circles

1.3 REFERENCES

A. Comply with applicable requirements of the following standards. Where these standards conflict with other specified requirements, the most restrictive requirements shall govern.

1. National Federation of State High School Associations (NFHS)

2. National Collegiate Athletic Association (NCAA)

3. International Association of Athletics Federations (IAAF)

4. American Sports Builders Association (ASBA)

5. Manufacturers Data and Recommended Installation Requirements

1.4 SUBMITTALS

A. Manufacturers Product Data

1. Provide manufacturers product data prior to actual field installation work, for Architects or Owners representatives review.

2. Stamped and Sealed Drawings and Calculations by a Licensed Professional Engineer of Record in the State of Project Location

B. Shop Drawings

1. Provide drawings of the manufacturers recommended installation and foundation requirements prior to actual field installation work, for Architects or Owners representatives review.

1.5 QUALITY ASSURANCE

11 6833 - Page 2 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

A. Manufacturers warranties shall pass to the Owner and certification made that the product materials meet all applicable grade trademarks or conform to industry standards and inspection requirements.

1.6 PRODUCT DELIVERY AND STORAGE

A. Materials delivered to the site shall be examined for damage or defects in shipping. Any defects shall be noted and reported to the Owners representative. Replacements, if necessary, shall be immediately re-ordered, so as to minimize any conflict with the construction schedule. Sound materials shall be stored above ground under protective cover or indoors so as to provide proper protection.

PART 2 - PRODUCTS

2.1 FIELD WALL PROTECTIVE PADDING AND ACCESSORIES (Backstop)

A. BASIS OF DESIGN: BaseZone Field Wall Protective Padding and Accessories as Manufactured and/or Supplied by:

Sportsfield Specialties, Inc.

P.O. Box 231 41155 State Highway 10 Delhi, NY 13753

p. 888-975-3343

f. 607-746-8481 www.sportsfieldspecialties.com

B. COMPONENTS: BaseZone® Field Wall Padding

1. BaseZone® Field Wall Padding:

a. Premium Outdoor Vinyl Encasement:

i. High UV Resistance

ii. Total Weight: 19 oz./yd2 (ASTM D3776)

iii. Construction: 18 x 18, 1300 x 1300 Denier

iv. Grab Tensile: Warp 750 lb/2”, Fill 655 lb/2”. (ASTM D5034)

v. Tongue Tear: Warp 153 lb/in., Fill 135 lb/in (ASTM D2261)

vi. Adhesion: 38 lb/2” (ASTM D571)

vii. Cold Crack: -30° F (ASTM D2136)

viii. Rot, Mildew and Fungus Resistant: Yes

ix. Various Standard Colors Available

b. 3” Thick High Impact 1580 Polyurethane Foam

i. Density: 1.45 – 1.55 pcf (ASTM D3574)

ii. Impression Load Deflection (4” x 25” x 25” Sample)

a. 25%: 75 – 85 (ASTM D3574)

b. 65%: 128 – 145 (ASTM D3574)

c. Support Factor 65/25: 1.7 min (ASTM D3574)

iii. Resilience (% Rebound): 40 – 48 (ASTM D3574)

iv. Tear Resistance: 1.5 – 2.5 lbs/in (ASTM D3574)

v. Static Fatigue:

a. % Loss @ 25% ILD: Less than 35 (ASTM D3574)

b. % Loss in Thickness: Less than 10 (ASTM D3574) http://www.sportsfieldspecialties.com/

11 6833 - Page 3 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

vi. Flammability: Passes with Class 1 Fabric (California TB 117-2013)

c. 3/4” Square Edge AdvanTech® Water Resistant Sheathing Panel; All Sides Stained and

Sealed with Exterior Grade Finish

d. Stainless Steel Staples and Applicable Hardware

e. Mounting Hardware:

i. Bolt and Back-up Plate Chain Link Fence Attachment Hardware

f. Impact Testing; Independently Certified:

i. ASTM F2440; 10 lb. x 6.3” Dia. Hemisphere Head Form, 4’ Drop Height (Impact Velocity: 10.9 MPH):

a. G-max: 47

b. Head Injury Criterion (HIC): 103

ii. Head Injury Criterion (HIC) Impact Test: 10 lb. x 6.3” Dia. Hemisphere Head Form, 5’ Drop Height (Impact Velocity: 12.2 MPH):

a. G-max: 92

b. Head Injury Criterion (HIC): 208

iii. Head Injury Criterion (HIC) Impact Test: 10 lb. x 6.3” Dia. Hemisphere Head Form, 5’-6” Drop Height (Impact Velocity: 12.8 MPH):

2.2 PRE-MANUFACTURED ON-DECK CIRCLES

A. BASIS OF DESIGN: “Power Deck On-Deck Circles” – as Manufactured and/or Supplied by Big Signs (www.bigsigns.com).

B. COMPONENTS:

1. Size: 6’-0” diameter, constructed of high-density foam and PVC surface.

2. Quantity: Two (2) pairs: (1) pair provided for baseball, (1) pair provided for softball

3. Colors and Graphics: On-deck circles shall include custom graphics, with final layout and colors to be selected by Owner. Manufacturer shall include graphic design services necessary to achieve final Owner Selection. Precedence images are as follows:

Baseball On-Deck Circle – Qty: (2) Softball On-Deck Circle – Qty: (2) http://www.bigsigns.com/

11 6833 - Page 4 of 4

GITS 2022 BOND – ATHLETICS PHASE 2

ADDENDUM NO. 1

PART 3 - EXECUTION

3.1 INSTALLATION OF EQUIPMENT

A. Coordinate installation with other trades.

B. All equipment shall be installed as recommended per manufacturer's written instructions and as indicated on the drawings. Concrete anchoring foundations to be determined by others based on local soil conditions and building codes. Installer should have a minimum of five (5) installations of the specified products or similar experience in the previous three (3) years.

3.2 CLEAN UP AND DISPOSAL

A. Remove from the site all equipment, materials, and debris resulting from construction work including this section. Leave work area neat and clean and in a condition acceptable by the Landscape Architect and Owner. All work shall be complete, ready for use, at the time of final acceptance

END OF SECTION 11 6833

FORESITE DESIGN, INC. GROSSE ILE PUBLIC SCHOOLS

BASIC ELECTRICAL REQUIREMENTS

26 00 05 - 4

SECTION 26 00 05

PART 1 GENERAL

1.01 RELATED DOCUMENTS

A. This section applies to all sections of Division 26 and Division 28.

B. Drawings and general provisions of the contract, including Division 00 and Division 01 specification sections, apply to work of this section.

C. Provide all items, articles, materials, operations or methods listed, mentioned or scheduled on drawings and/or herein, including all labor, materials, equipment and incidentals necessary and required for their completion.

D. The items in this section are supplementary to the requirements set forth in other portions of the specifications as indicated under Item "A" above.

1.02 DRAWINGS

A. The drawings show the location and general arrangement of equipment, electrical systems and related items. They shall be followed as closely as elements of the construction will permit.

B. Examine the drawings of other trades and verify the conditions governing the work on the job site. Arrange work accordingly, providing such fittings, conduit, junction boxes and accessories as may be required to meet such conditions.

C. Deviations from the drawings, with the exception of minor changes in routing and other such incidental changes that do not affect the functioning or serviceability of the systems, shall not be made without the written approval of the Architect/Engineer.

D. The architectural and structural drawings take precedence in all matters pertaining to the building structure, mechanical drawings in all matters pertaining to mechanical trades and electrical drawings in all matters pertaining to electrical trades. Where there are conflicts or differences between the drawings for the various trades, report such conflicts or differences to the Architect/Engineer for resolution.

1.03 INSPECTION OF SITE

A. Visit the site, examine and verify the conditions under which the work must be conducted before submitting proposal.

B. The submitting of a proposal implies that the contractor has visited the site and understands the conditions under which the work must be conducted.

1.04 TEMPORARY FACILITIES

A. Provide and remove upon completion of the project, in accordance with the general conditions, a complete temporary electrical and telephone service during construction.

1.05 ALTERNATES

A. Refer to Division 01 - General Requirements for procedures.

1.06 GUARANTEE

A. Contractor guarantees that the installation is free from defects and agrees to replace or repair, any part of this installation which becomes defective within a period of one year following final acceptance, unless noted otherwise, provided that such failure is due to defects in the equipment, material or installation or to follow the specifications and drawings. File with the Owner any and all guarantees from the equipment manufacturers.

1.07 CODES, PERMITS AND FEES

A. Unless otherwise indicated, all required permits, licenses, inspections, approvals and fees for electrical work shall be secured and paid for by the contractor. All work shall conform to all applicable codes, rules and regulations. Applicable publications listed in all sections of Division

26 shall be the latest issue, unless otherwise noted.

B. Rules of local utility companies shall be complied with. Check with the utility company supplying service to the installation and determine all devices including, but not limited to, all current and potential transformers, meter boxes, C.T. cabinets and meters which will be required and include the cost of all such items in proposal.

C. All work shall be executed in accordance with the rules and regulations set forth in local and state codes. Prepare any detailed drawings or diagrams which may be required by the governing authorities. Where the drawings and/or specifications indicate materials or construction in excess of code requirements, the drawings and/or specifications shall govern.

1.08 STANDARDS OF MATERIAL AND WORKMANSHIP:

A. All materials shall be new, unless noted otherwise. The electrical and physical properties of all materials, and the design, performance characteristics, and methods of construction of all items of equipment, shall be in accordance with the latest issue of the various, applicable standard specifications of the following recognized authorities:

1. N.S.I. - American National Standards Institute

2. S.T.M. - American Society for Testing Materials

3. C.E.A. - Insulated Cable Engineers Association

4. E.E.E. - Institute of Electrical and Electronics Engineers

5. E.C. - National Electrical Code (NFPA 70)

6. E.C.A. - National Electrical Contractors Association

7. E.M.A. - National Electrical Manufacturer's Association

8. F.P.A. - National Fire Protection Association

9. L. - Underwriters Laboratories, Inc.

B. Perform all work in a first class and workmanlike manner, in accordance with the latest accepted standards and practices for the Trades involved.

C. All equipment of the same or similar systems shall be by the same manufacturer.

1.09 RECORD DRAWINGS

A. Refer to Division 01 - General Requirements for procedures. All literature shall be furnished in accordance with requirements listed in Division 01.

B. Contractor shall provide the following record drawings as part of the Project closeout document process:

1. Contract Documents, specifications and submittals, indicating "As-Built" conditions and actual products selected for use.

2. Product and Maintenance manuals for all equipment listed within this specification manual and in Contract Documents. Provide with parts lists as applicable.

1.10 SUBMITTALS

A. Refer to Division 01 - General Requirements for procedures.

B. Contractor shall provide submittals where items are referred to by symbolic designation on the drawings. All submittals shall bear the same designation (light fixtures, wiring devices, etc.).

Refer to other sections of the electrical specifications for additional requirements.

C. Engineer WILL NOT REVIEW:

1. Submittals not specified.

2. Submittals which do not indicate optional equipment being provided.

3. Submittals not reviewed by Contractor; including Contractor stamp with signature comments.

4. Submittals made after work is delivered to site and/or installed.

5. Submittal resubmissions unless resubmission is required by Architect/Engineer.

1.11 MANUFACTURERS LISTED

A. The listing of specific manufacturers does not imply acceptance of their products that do not meet the specified ratings, features and functions. Manufacturers listed are not relieved from meeting these specifications in their entirety.

B. Products in compliance with the specification and manufactured by others not named will be considered only if pre-approved by the Engineer five (5) days prior to bid date.

1.12 USE OF EQUIPMENT

A. The use of any equipment, or any part thereof for purposes other than testing even with the

Owner's consent, shall not be construed to be an acceptance of the work on the part of the Owner, nor be construed to obligate the Owner in any way to accept improper work or defective materials.

B. Do not use Owner's light fixtures for temporary lighting except as allowed and directed by the Owner.

PART 2 PRODUCTS - NOT USED

PART 3 EXECUTION

3.01 INSTALLATION OF EQUIPMENT

A. Install all equipment in strict accordance with all directions and recommendations furnished by the manufacturer. Where such directions are in conflict with the drawings and specifications, report such conflicts to the Architect/Engineer for resolution.

B. Equipment location shall be as close as practical to locations shown on the drawings.

C. Working clearances shall not be less than specified in NFPA 70 (National Electric Code).

3.02 COORDINATION

A. Install work to avoid interference with work of other trades including, but not limited to, architectural and mechanical trades. Remove and relocate any work that causes an interference at Contractor's expense. Disputes regarding the cause of an interference will be resolved by the Construction Manager or Architect/Engineer.

3.03 CUTTING, PATCHING AND DAMAGE TO OTHER WORK

A. Refer to Division 01 - General Requirements and Division 02 - Existing Conditions.

B. All cutting, patching and repair work shall be performed by the contractor through approved, qualified subcontractors. Contractor shall include full cost of same in bid.

3.04 EXCAVATION AND BACKFILLING

A. Provide all excavation, trenching, tunneling, dewatering and backfilling required for the electrical work. Coordinate the work with other excavating and backfilling in the same area.

B. Where conduit is installed less than 30" below the surface of pavement, provide concrete encasement, 4" minimum coverage, all around or as shown on the electrical drawings.

C. Backfill all excavations inside building, under drives and parking areas with well-tamped granular material. Backfill all excavations under wall footings with lean mix concrete up to underside of footings and extend concrete within excavation a minimum of four (4) feet each side of footing. Granular backfill shall be placed in layers not more than 8 inches in thickness, 95 percent compaction throughout with approved compaction equipment. Tamp, roll as required. Excavated material shall not be used.

D. Backfill outside building with granular material to a height 12 inches over top of pipe compacted to 95 percent compaction as specified above. Backfill remainder of excavation with unfrozen, excavated material in such a way to prevent settling. Tamp, roll as required.

3.05 EQUIPMENT FOUNDATION AND SUPPORTS

A. Shall be as required or as shown on plans or specified.

B. Provide concrete house keeping bases 4" above finished floor, with leveling channels, where noted, for floor-mounted equipment. Coordinate requirements with Division 03 - Concrete.

C. For equipment suspended from ceilings or walls, furnish and install all inserts, rods, structural steel frames, brackets and platforms required.

3.06 EQUIPMENT CONNECTIONS

A. Make connections to equipment, motors, lighting fixtures, and other items included in the work in accordance with the approved shop drawings and rough-in measurements furnished by the manufacturers of the particular equipment furnished. All additional connections not shown on the drawings, but called out by the equipment manufacturer's shop drawings shall be provided.

3.07 ACCESS DOORS AND PANELS

A. Refer to Division 08 - Openings; Provide access doors in locations as required per N.E.C.

Coordinate locations with architectural trades.

3.08 CLEANING

A. Refer to Division 01 - General Requirements; All equipment shall be cleaned as frequently as necessary through the construction process and again prior to project completion.

B. Final cleanup shall include, but not be limited to, washing of fixture lenses or louvers, switchboards, substations, motor control centers, panels, etc. Fixture reflectors and lenses or louvers shall be left with no water marks or cleaning streaks.

3.09 DELIVERY, STORAGE AND PROTECTION OF EQUIPMENT AND MATERIALS

A. Refer to Division 01 - General Requirements; All equipment and materials shall be delivered, stored and secured per manufacturer's recommendations.

B. On-site storage shall be coordinated with Construction Manager and be performed in a manner as to avoid damage, deterioration and loss.

3.10 DRAWINGS AND MEASUREMENTS

A. Electrical drawings are not intended to be scaled for rough-in measurements nor to serve as submittals. Field measurements necessary for ordering materials and fitting the installation to the building construction and arrangement shall be taken by the Contractor.

END OF SECTION

SELECTIVE DEMOLITION FOR ELECTRICAL

26 05 05 - 2

SECTION 26 05 05

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Electrical demolition and extension of existing electrical work.

1.02 RELATED REQUIREMENTS

A. Division 01 - General Requirements: Project administrative and procedural requirements B. Division 02 - Existing Conditions: Demolition, cleaning and disposal requirements.

C. Section 26 0005 - Basic Electrical Requirements.

PART 2 PRODUCTS

2.01 MATERIALS AND EQUIPMENT

A. Materials and equipment for patching and extending work: As specified in individual sections.

PART 3 EXECUTION

3.01 EXAMINATION

A. Verify that abandoned wiring and equipment serve only abandoned facilities.

B. Demolition drawings are based on casual field observation and existing record documents.

C. Beginning of demolition means installer accepts existing conditions.

3.02 PREPARATION

A. Disconnect electrical systems in walls, floors, and ceilings to be removed.

B. Coordinate utility service outages with utility company.

C. Provide temporary wiring and connections to maintain existing systems in service during construction. When work must be performed on energized equipment or circuits, use personnel experienced in such operations.

D. Existing Electrical Service: Maintain existing system in service until new system is complete and ready for service. Disable system only to make switchovers and connections. Minimize outage duration.

1. Obtain permission from Owner at least 24 hours before partially or completely disabling system.

2. Make temporary connections to maintain service in areas adjacent to work area.

E. Existing Fire Alarm System: Maintain existing system in service until new system is accepted.

Disable system only to make switchovers and connections. Minimize outage duration.

1. Notify Owner before partially or completely disabling system.

2. Notify local fire service.

3. Make notifications at least 24 hours in advance.

4. Make temporary connections to maintain service in areas adjacent to work area.

3.03 DEMOLITION AND EXTENSION OF EXISTING ELECTRICAL WORK

A. Perform work for removal and disposal of equipment and materials containing toxic substances regulated under the Federal Toxic Substances Control Act (TSCA) in accordance with applicable federal, state, and local regulations. Applicable equipment and materials include, but are not limited to:

1. PCB-containing electrical equipment, including transformers, capacitors, and switches.

2. PCB- and DEHP-containing lighting ballasts.

3. Mercury-containing lamps and tubes, including fluorescent lamps, high intensity discharge

(HID), arc lamps, ultra-violet, high pressure sodium, mercury vapor, ignitron tubes, neon, and incandescent.

26 05 05 - 2

B. Remove, relocate, and extend existing installations to accommodate new construction.

C. Remove abandoned wiring to source of supply.

D. Remove exposed abandoned conduit, including abandoned conduit above accessible ceiling finishes. Cut conduit flush with walls and floors, and patch surfaces.

E. Disconnect abandoned outlets and remove devices. Remove abandoned outlets if conduit servicing them is abandoned and removed. Provide blank cover for abandoned outlets that are not removed.

F. Disconnect and remove abandoned panelboards and distribution equipment.

G. Disconnect and remove abandoned luminaires. Remove brackets, stems, hangers, and other accessories.

H. Repair adjacent construction and finishes damaged during demolition and extension work.

I. Maintain access to existing electrical installations that remain active. Modify installation or provide access panel as appropriate.

3.04 CLEANING AND REPAIR

A. See Division 01 - General Requirements.

B. Clean and repair existing materials and equipment that remain or that are to be reused.

C. Panelboards: Clean exposed surfaces and check tightness of electrical connections. Replace damaged circuit breakers and provide closure plates for vacant positions. Provide typed circuit directory showing revised circuiting arrangement.

D. Luminaires: Remove existing luminaires for cleaning. Use mild detergent to clean all exterior and interior surfaces; rinse with clean water and wipe dry. Replace lamps, ballasts and broken electrical parts.

VOLTAGE ELECTRICAL POWER CONDUCTORS

AND CABLES

26 05 19 - 7

SECTION 26 05 19

VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Single conductor building wire.

B. Metal-clad cable.

C. Wiring connectors.

D. Electrical tape.

E. Heat shrink tubing.

F. Oxide inhibiting compound.

G. Wire pulling lubricant.

H. Cable ties.

I. Firestop sleeves.

1.02 RELATED REQUIREMENTS

A. Division 01 - General Requirements: Project administrative and procedural requirements.

B. Division 02 - Existing Conditions: Demolition, cleaning and disposal requirements, cutting and patching requirements, and repairs.

C. Section 07 8400 - Firestopping.

D. Section 26 0005 - Basic Electrical Requirements.

E. Section 26 0505 - Selective Demolition for Electrical: Disconnection, removal, and/or extension of existing electrical conductors and cables.

F. Section 26 0526 - Grounding and Bonding for Electrical Systems: Additional requirements for grounding conductors and grounding connectors.

G. Section 26 0536 - Cable Trays for Electrical Systems: Additional installation requirements for cables installed in cable tray systems.

H. Section 26 0553 - Identification for Electrical Systems: Identification products and requirements.

I. Section 28 4600 - Fire Detection and Alarm: Fire alarm system conductors and cables.

J. Division 31 - Earthwork: Excavating, bedding, and backfilling.

1.03 REFERENCE STANDARDS

A. ASTM B3 - Standard Specification for Soft or Annealed Copper Wire 2013 (Reapproved 2018).

B. ASTM B8 - Standard Specification for Concentric-Lay-Stranded Copper Conductors, Hard, Medium-Hard, or Soft 2011 (Reapproved 2017).

C. ASTM B33 - Standard Specification for Tin-Coated Soft or Annealed Copper Wire for Electrical

Purposes 2010, with Editorial Revision (2020).

D. ASTM B787/B787M - Standard Specification for 19 Wire Combination Unilay-Stranded Copper

Conductors for Subsequent Insulation 2004 (Reapproved 2020).

E. NECA 1 - Standard for Good Workmanship in Electrical Construction 2015.

F. NECA 120 - Standard for Installing Armored Cable (AC) and Metal-Clad Cable (MC) 2012.

G. NEMA WC 70 - Power Cables Rated 2000 Volts or Less for the Distribution of Electrical Energy

2009.

AND CABLES

H. NETA ATS - Acceptance Testing Specifications for Electrical Power Equipment and Systems 2017.

I. NFPA 70 - National Electrical Code Most Recent Edition Adopted by Authority Having Jurisdiction, Including All Applicable Amendments and Supplements.

J. UL 44 - Thermoset-Insulated Wires and Cables Current Edition, Including All Revisions.

K. UL 83 - Thermoplastic-Insulated Wires and Cables Current Edition, Including All Revisions.

L. UL 486A-486B - Wire Connectors Current Edition, Including All Revisions.

M. UL 486C - Splicing Wire Connectors Current Edition, Including All Revisions.

N. UL 486D - Sealed Wire Connector Systems Current Edition, Including All Revisions.

O. UL 1569 - Metal-Clad Cables Current Edition, Including All Revisions.

1.04 ADMINISTRATIVE REQUIREMENTS

A. Coordination:

1. Coordinate sizes of raceways, boxes, and equipment enclosures installed under other sections with the actual conductors to be installed, including adjustments for conductor sizes increased for voltage drop.

2. Coordinate with electrical equipment installed under other sections to provide terminations suitable for use with the conductors to be installed.

3. Notify Architect of any conflicts with or deviations from Contract Documents. Obtain direction before proceeding with work.

1.05 SUBMITTALS

A. Contractor shall provide submittals for equipment listed herein. Refer to Division 01 for submittal procedures.

1.06 QUALITY ASSURANCE

A. Comply with requirements of NFPA 70.

B. Manufacturer Qualifications: Company specializing in manufacturing the products specified in this section with minimum three years documented experience.

C. Product Listing Organization Qualifications: An organization recognized by OSHA as a

Nationally Recognized Testing Laboratory (NRTL) and acceptable to authorities having jurisdiction.

1.07 FIELD CONDITIONS

A. Do not install or otherwise handle thermoplastic-insulated conductors at temperatures lower than 14 degrees F, unless otherwise permitted by manufacturer's instructions. When installation below this temperature is unavoidable, notify Architect and obtain direction before proceeding with work.

PART 2 PRODUCTS

2.01 CONDUCTOR AND CABLE APPLICATIONS

A. Do not use conductors and cables for applications other than as permitted by NFPA 70 and product listing.

B. Provide single conductor building wire installed in suitable raceway unless otherwise indicated, permitted, or required.

C. Nonmetallic-sheathed cable is not permitted.

D. Underground feeder and branch-circuit cable is not permitted.

E. Service entrance cable is not permitted.

AND CABLES

F. Armored cable is not permitted.

G. Metal-clad cable is permitted only as follows:

1. Where not otherwise restricted, may be used:

a. Where concealed above accessible ceilings for final connections from junction boxes to luminaires.

1) Maximum Length: 6 feet.

b. Where concealed in hollow stud walls, above accessible ceilings, and under raised floors for branch circuits up to 20 A.

H. Manufactured wiring systems are not permitted.

2.02 CONDUCTOR AND CABLE GENERAL REQUIREMENTS

A. Provide products that comply with requirements of NFPA 70.

B. Provide products listed, classified, and labeled as suitable for the purpose intended.

C. Unless specifically indicated to be excluded, provide all required conduit, boxes, wiring, connectors, etc. as required for a complete operating system.

D. Comply with NEMA WC 70.

E. Thermoplastic-Insulated Conductors and Cables: Listed and labeled as complying with UL 83.

F. Thermoset-Insulated Conductors and Cables: Listed and labeled as complying with UL 44.

G. Conductor Material:

1. Provide copper conductors only. Aluminum conductors are not acceptable for this project.

Conductor sizes indicated are based on copper.

2. Copper Conductors: Soft drawn annealed, 98 percent conductivity, uncoated copper conductors complying with ASTM B3, ASTM B8, or ASTM B787/B787M unless otherwise indicated.

3. Tinned Copper Conductors: Comply with ASTM B33.

H. Minimum Conductor Size:

1. Branch Circuits: 12 AWG.

a. Exceptions:

1) 20 A, 120 V circuits longer than 75 feet: 10 AWG, for voltage drop.

2) 20 A, 120 V circuits longer than 150 feet: 8 AWG, for voltage drop.

3) 20 A, 277 V circuits longer than 150 feet: 10 AWG, for voltage drop.

I. Where conductor size is not indicated, size to comply with NFPA 70 but not less than applicable minimum size requirements specified.

J. Conductor Color Coding:

1. Color code conductors as indicated unless otherwise required by the authority having jurisdiction. Maintain consistent color coding throughout project.

2. Color Coding Method: Integrally colored insulation.

3. Color Code:

a. 480Y/277 V, 3 Phase, 4 Wire System:

1) Phase A: Brown.

2) Phase B: Orange.

3) Phase C: Yellow.

4) Neutral/Grounded: Gray.

b. 208Y/120 V, 3 Phase, 4 Wire System:

1) Phase A: Black.

2) Phase B: Red.

3) Phase C: Blue.

AND CABLES

4) Neutral/Grounded: White.

c. Equipment Ground, All Systems: Green.

d. For modifications or additions to existing wiring systems, comply with existing color code when existing code complies with NFPA 70 and is approved by the authority having jurisdiction.

2.03 SINGLE CONDUCTOR BUILDING WIRE

A. Manufacturers:

1. Copper Building Wire:

a. Cerro Wire LLC : www.cerrowire.com.

b. Encore Wire Corporation : www.encorewire.com.

c. General Cable Technologies Corporation: www.generalcable.com.

d. Southwire Company: www.southwire.com.

B. Description: Single conductor insulated wire.

C. Conductor Stranding:

1. Feeders and Branch Circuits:

a. Size 10 AWG and Smaller: Stranded.

b. Size 8 AWG and Larger: Stranded.

D. Insulation Voltage Rating: 600 V.

E. Insulation:

1. Copper Building Wire: Type THHN/THWN or THHN/THWN-2, except as indicated below.

2.04 METAL-CLAD CABLE

A. Manufacturers:

1. AFC Cable Systems Inc: www.afcweb.com/#sle.

2. Encore Wire Corporation: www.encorewire.com/#sle.

3. Southwire Company: www.southwire.com/#sle.

B. Description: NFPA 70, Type MC cable listed and labeled as complying with UL 1569, and listed for use in classified firestop systems to be used.

C. Conductor Stranding:

1. Size 10 AWG and Smaller: Stranded.

2. Size 8 AWG and Larger: Stranded.

D. Insulation Voltage Rating: 600 V.

E. Insulation: Type THHN, THHN/THWN, or THHN/THWN-2.

F. Provide oversized neutral conductors where indicated or required.

G. Grounding: Full-size integral equipment grounding conductor.

H. Armor: Steel, interlocked tape.

2.05 WIRING CONNECTORS

A. Description: Wiring connectors appropriate for the application, suitable for use with the conductors to be connected, and listed as complying with UL 486A-486B or UL 486C as applicable.

B. Connectors for Grounding and Bonding: Comply with Section 26 0526.

C. Wiring Connectors for Splices and Taps:

1. Copper Conductors Size 8 AWG and Smaller: Use twist-on insulated spring connectors.

2. Copper Conductors Size 6 AWG and Larger: Use mechanical connectors or compression connectors.

D. Wiring Connectors for Terminations:

AND CABLES

1. Provide terminal lugs for connecting conductors to equipment furnished with terminations designed for terminal lugs.

2. Provide compression adapters for connecting conductors to equipment furnished with mechanical lugs when only compression connectors are specified.

3. Where over-sized conductors are larger than the equipment terminations can accommodate, provide connectors suitable for reducing to appropriate size, but not less than required for the rating of the overcurrent protective device.

4. Copper Conductors Size 8 AWG and Larger: Use mechanical connectors or compression connectors where connectors are required.

E. Do not use insulation-piercing or insulation-displacement connectors designed for use with conductors without stripping insulation.

F. Do not use push-in wire connectors as a substitute for twist-on insulated spring connectors.

G. Twist-on Insulated Spring Connectors: Rated 600 V, 221 degrees F for standard applications and 302 degrees F for high temperature applications; pre-filled with sealant and listed as complying with UL 486D for damp and wet locations.

H. Mechanical Connectors: Provide bolted type or set-screw type.

I. Compression Connectors: Provide circumferential type or hex type crimp configuration.

PART 3 EXECUTION

3.01 EXAMINATION

A. Verify that interior of building has been protected from weather.

B. Verify that work likely to damage wire and cable has been completed.

C. Verify that raceways, boxes, and equipment enclosures are installed and are properly sized to accommodate conductors and cables in accordance with NFPA 70.

D. Verify that field measurements are as indicated.

E. Verify that conditions are satisfactory for installation prior to starting work.

3.02 PREPARATION

A. Clean raceways thoroughly to remove foreign materials before installing conductors and cables.

3.03 INSTALLATION

A. Circuiting Requirements:

1. Unless dimensioned, circuit routing indicated is diagrammatic.

2. When circuit destination is indicated without specific routing, determine exact routing required.

3. Arrange circuiting to minimize splices.

4. Include circuit lengths required to install connected devices within 10 ft of location indicated.

5. Maintain separation of Class 1, Class 2, and Class 3 remote-control, signaling, and power-limited circuits in accordance with NFPA 70.

6. Maintain separation of wiring for emergency systems in accordance with NFPA 70.

7. Circuiting Adjustments: Unless otherwise indicated, when branch circuits are indicated as separate, combining them together in a single raceway is not permitted.

8. Common Neutrals: Unless otherwise indicated, sharing of neutral/grounded conductors among up to three single phase branch circuits of different phases installed in the same raceway is not permitted. Provide dedicated neutral/grounded conductor for each individual branch circuit.

9. Provide oversized neutral/grounded conductors where indicated and as specified below.

AND CABLES

a. Provide 200 percent rated neutral for feeders fed from K-rated transformers.

b. Provide 200 percent rated neutral for feeders serving panelboards with 200 percent rated neutral bus.

B. Install products in accordance with manufacturer's instructions.

C. Perform work in accordance with NECA 1 (general workmanship).

D. Install metal-clad cable (Type MC) in accordance with NECA 120.

E. Installation in Raceway:

1. Tape ends of conductors and cables to prevent infiltration of moisture and other contaminants.

2. Pull all conductors and cables together into raceway at same time.

3. Do not damage conductors and cables or exceed manufacturer's recommended maximum pulling tension and sidewall pressure.

4. Use suitable wire pulling lubricant where necessary, except when lubricant is not recommended by the manufacturer.

F. Paralleled Conductors: Install conductors of the same length and terminate in the same manner.

G. Secure and support conductors and cables in accordance with NFPA 70 using suitable supports and methods approved by the authority having jurisdiction. Provide independent support from building structure. Do not provide support from raceways, piping, ductwork, or other systems.

H. Terminate cables using suitable fittings.

1. Metal-Clad Cable (Type MC):

a. Use listed fittings.

b. Cut cable armor only using specialized tools to prevent damaging conductors or insulation. Do not use hacksaw or wire cutters to cut armor.

I. Install conductors with a minimum of 12 inches of slack at each outlet.

J. Where conductors are installed in enclosures for future termination by others, provide a minimum of 5 feet of slack.

K. Neatly train and bundle conductors inside boxes, wireways, panelboards and other equipment enclosures.

L. Group or otherwise identify neutral/grounded conductors with associated ungrounded conductors inside enclosures in accordance with NFPA 70.

M. Make wiring connections using specified wiring connectors.

1. Make splices and taps only in accessible boxes. Do not pull splices into raceways or make splices in conduit bodies or wiring gutters.

2. Remove appropriate amount of conductor insulation for making connections without cutting, nicking or damaging conductors.

3. Do not remove conductor strands to facilitate insertion into connector.

4. Clean contact surfaces on conductors and connectors to suitable remove corrosion, oxides, and other contaminates. Do not use wire brush on plated connector surfaces.

5. Mechanical Connectors: Secure connections according to manufacturer's recommended torque settings.

6. Compression Connectors: Secure connections using manufacturer's recommended tools and dies.

N. Insulate splices and taps that are made with uninsulated connectors using methods suitable for the application, with insulation and mechanical strength at least equivalent to unspliced conductors.

AND CABLES

O. Insulate ends of spare conductors using vinyl insulating electrical tape.

P. Install firestopping to preserve fire resistance rating of partitions and other elements, using materials and methods specified in Division 07.

Q. Unless specifically indicated to be excluded, provide final connections to all equipment and devices, including those furnished by others, as required for a complete operating system.

3.04 FIELD QUALITY CONTROL

A. Inspect and test in accordance with NETA ATS, except Section 4.

B. Perform inspections and tests listed in NETA ATS, Section 7.3.2. The insulation resistance test is required for all conductors. The resistance test for parallel conductors listed as optional is not required.

1. Disconnect surge protective devices (SPDs) prior to performing any high potential testing.

Replace SPDs damaged by performing high potential testing with SPDs connected.

C. Correct deficiencies and replace damaged or defective conductors and cables.

CONDUIT FOR ELECTRICAL SYSTEMS

26 05 33.13 - 7

SECTION 26 05 33.13

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Galvanized steel rigid metal conduit (RMC).

B. Aluminum rigid metal conduit (RMC).

C. Flexible metal conduit (FMC).

D. Electrical metallic tubing (EMT).

E. Rigid polyvinyl chloride (PVC) conduit.

F. Conduit fittings.

G. Accessories.

1.02 RELATED REQUIREMENTS

A. Division 01 - General Requirements: Project administrative and procedural requirements.

B. Division 02 - Existing Conditions: Demolition, cleaning and disposal requirements, cutting and patching requirements, and repairs.

C. Division 07 - Thermal and Moisture Protection: Firestopping.

D. Section 07 8400 - Firestopping.

E. Section 26 0005 - Basic Electrical Requirements F. Section 26 0519 - Low-Voltage Electrical Power Conductors and Cables .

G. Section 26 0526 - Grounding and Bonding for Electrical Systems.

H. Section 26 0529 - Hangers and Supports for Electrical Systems.

I. Section 26 0533.16 - Boxes for Electrical Systems.

J. Section 26 0553 - Identification for Electrical Systems: Identification products and requirements.

K. Section 28 4600 - Fire Detection and Alarm: Fire alarm wiring in conduit.

L. Division 31 - Earthwork: Excavating, trenching and fill.

M. Section 31 2316.13 - Trenching: Excavating, bedding, and backfilling.

1.03 REFERENCE STANDARDS

A. ANSI C80.1 - American National Standard for Electrical Rigid Steel Conduit (ERSC) 2015.

B. ANSI C80.3 - American National Standard for Electrical Metallic Tubing -- Steel (EMT-S) 2015.

C. NECA 1 - Standard for Good Workmanship in Electrical Construction 2015.

D. NECA 101 - Standard for Installing Steel Conduits (Rigid, IMC, EMT) 2013.

E. NECA 102 - Standard for Installing Aluminum Rigid Metal Conduit 2004.

F. NECA 111 - Standard for Installing Nonmetallic Raceways (RNC, ENT, LFNC) 2017.

G. NEMA FB 1 - Fittings, Cast Metal Boxes, and Conduit Bodies for Conduit, Electrical Metallic

Tubing, and Cable 2014.

H. NEMA RN 1 - Polyvinyl-Chloride (PVC) Externally Coated Galvanized Rigid Steel Conduit and

Intermediate Metal Conduit 2018.

I. NEMA TC 2 - Electrical Polyvinyl Chloride (PVC) Conduit 2020.

J. NEMA TC 3 - Polyvinyl Chloride (PVC) Fittings for Use with Rigid PVC Conduit and Tubing

2016.

K. NFPA 70 - National Electrical Code Most Recent Edition Adopted by Authority Having Jurisdiction, Including All Applicable Amendments and Supplements.

L. UL 1 - Flexible Metal Conduit Current Edition, Including All Revisions.

M. UL 6 - Electrical Rigid Metal Conduit-Steel Current Edition, Including All Revisions.

N. UL 514B - Conduit, Tubing, and Cable Fittings Current Edition, Including All Revisions.

O. UL 651 - Schedule 40, 80, Type EB and A Rigid PVC Conduit and Fittings Current Edition, Including All Revisions.

P. UL 797 - Electrical Metallic Tubing-Steel Current Edition, Including All Revisions.

PART 2 PRODUCTS

2.01 CONDUIT APPLICATIONS

A. Do not use conduit and associated fittings for applications other than as permitted by NFPA 70 and product listing.

B. Unless otherwise indicated and where not otherwise restricted, use the conduit types indicated for the specified applications. Where more than one listed application applies, comply with the most restrictive requirements. Where conduit type for a particular application is not specified, use galvanized steel rigid metal conduit.

C. Underground:

1. Under Slab on Grade: Use galvanized steel rigid metal conduit or rigid PVC conduit .

2. Exterior, Direct-Buried: Use galvanized steel rigid metal conduit or rigid PVC conduit .

3. Exterior, Embedded Within Concrete: Use galvanized steel rigid metal conduit or rigid

PVC conduit .

4. Where rigid polyvinyl (PVC) conduit is provided, transition to galvanized steel rigid metal conduit where emerging from underground.

5. Where rigid polyvinyl (PVC) conduit larger than 2 inch (53 mm) trade size is provided, use galvanized steel rigid metal conduit elbows for bends.

D. Embedded Within Concrete:

1. Within Slab on Grade (within structural slabs only where approved by Structural Engineer) : Use galvanized steel rigid metal conduit or rigid PVC conduit .

2. Within Slab Above Ground (within structural slabs only where approved by Structural Engineer) : Use galvanized steel rigid metal conduit, intermediate metal conduit (IMC), PVC-coated galvanized steel rigid metal conduit, or rigid PVC conduit .

E. Concealed Within Masonry Walls: Use galvanized steel rigid metal conduit or electrical metallic tubing (EMT).

F. Concealed Within Hollow Stud Walls: Use galvanized steel rigid metal conduit or electrical metallic tubing (EMT).

G.…