08 34 49 Radiation Shielding Doors and Frames - Add 01.pdf

Addendum #1 Lieutenant Colonel Charles S. Kettles VA Medical Center

06/05/2025 Facilities Maintenance Upgrades

Project Number 506-22-207

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RADIATION SHIELDING DOORS AND FRAMES

SECTION 08 34 49

RADIATION SHIELDING DOOR AND FRAMES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

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

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

1.2 SUMMARY

A. Section Includes:

1. Radiation shielding swinging doors and frames.

B. Related Sections:

1. Division 01 Section "Sustainable Design Requirements".

2. Division 01 Section "General Conditions".

3. Division 08 Section "Glazing" for glass view panels in radiation shielding doors.

4. Division 08 Sections "Door Hardware" and "Access Control

Hardware" for door hardware for radiation shielding doors.

5. Division 09 Sections "Interior Painting" for field painting hollow metal doors and frames.

6. Division 26 "Electrical" Sections for electrical connections including conduit and wiring for door controls and operators installed on frames with factory installed electrical knock out boxes.

7. Division 28 Section "Access Control" for access control devices installed at door openings and provided as part of a security access system.

C. Codes and References: Comply with the version year adopted by the

Authority Having Jurisdiction.

1. ANSI/SDI A250.8 - Recommended Specifications for Standard Steel

Doors and Frames.

2. ANSI/SDI A250.4 - Test Procedure and Acceptance Criteria for

Physical Endurance for Steel Doors, Frames, Frames Anchors and

Hardware Reinforcing.

3. ANSI/SDI A250.6 - Recommended Practice for Hardware Reinforcing on Standard Steel Doors and Frames.

4. ANSI/SDI A250.10 - Test Procedure and Acceptance Criteria for

Prime Painted Steel Surfaces for Steel Doors and Frames.

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5. ANSI/SDI A250.11 - Recommended Erection Instructions for Steel

Frames.

6. ASTM A1008 - Standard Specification for Steel Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength

Low-Alloy with Improved Formability.

7. ASTM A653 - Standard Specification for Steel Sheet, Zinc-Coated

(Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-

Dip Process.

8. ASTM B749-03 – Standard Specification for Lead and Lead Alloy

Strip, Sheet and Plate Products.

9. ANSI/BHMA A156.115 - Hardware Preparation in Steel Doors and

Frames.

10. ANSI/SDI 122 - Installation and Troubleshooting Guide for

Standard Steel Doors and Frames.

11. ANSI/NFPA 80 - Standard for Fire Doors and Fire Windows; National

Fire Protection Association.

12. NFPA 252 - Standard Methods of Fire Tests of Door Assemblies;

National Fire Protection Association.

13. UL 10C (1998) - Positive Pressure Fire Tests of Door Assemblies;

UL 1784 (2001) - Standard for Air Leakage Tests of Door

Assemblies.

1.3 SUBMITTALS

A. Product Data: For each type of product indicated. Include construction details, material descriptions, core descriptions, hardware reinforcements, profiles, anchors, fire-resistance rating, and finishes.

B. Door hardware supplier is to furnish templates, template reference number and/or physical hardware to the steel door and frame supplier in order to prepare the doors and frames to receive the finish hardware items.

C. Shop Drawings: Include the following:

1. Elevations of each door design.

2. Details of doors, including vertical and horizontal edge details and metal thicknesses.

3. Locations of reinforcement and preparations for hardware.

4. Details of each different wall opening condition.

5. Details of anchorages, joints, field splices, and connections.

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6. Details of accessories.

7. Details of moldings, removable stops, and glazing.

8. Details of preparations for power, signal, and control systems.

D. Samples for Verification:

1. Samples are only required by request of the VA and for manufactures that are not current members of the Steel Door

Institute.

E. Informational Submittals:

1. Certificates of Compliance: Submit any information necessary to indicate compliance with this specification section.

1.4 QUALITY ASSURANCE

A. Source Limitations: Obtain radiation shielding doors through one source from a single manufacturer wherever possible.

B. Pre-Installation Conference: Conduct conference in compliance with requirements in Division 01 Section "Project Meetings" with attendance by representatives of Supplier, Installer, and Contractor to review proper methods and procedures for installing radiation shielding doors and to verify installation of electrical knockout boxes and conduit at frames with electrified or access control hardware.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Deliver radiation shielding work palletized, wrapped, or crated to provide protection during transit and Project-site storage. Do not use non-vented plastic.

B. Store radiation shielding work under cover at Project site. Place in stacks of five units maximum in a vertical position with heads up, spaced by blocking, on minimum 4-inch- (102-mm-) high wood blocking.

Do not store in a manner that traps excess humidity.

1. Provide minimum 1/4-inch (6-mm) space between each stacked door to permit air circulation. Door to be stacked in a vertical upright position.

1.6 PROJECT CONDITIONS

A. Field Measurements: Verify actual dimensions of openings by field measurements before fabrication.

1.7 WARRANTY

A. Provide manufacturer's written 5 year warranty against defects in materials and workmanship upon final completion and acceptance of Work in this section.

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PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Basis of Design Manufacturers:

1. Ambico, Ltd.

2. CECO Door Products (C).

3. Curries Company (CU).

4. Overly Door Company.

2.2 MATERIALS

A. Metallic-Coated Steel Sheet: ASTM A 653/A 653M, Commercial Steel (CS), Type B; with minimum G60 (Z180) or A60 (ZF180) metallic coating.

B. Lead Glazing: Clear, thickness as required for equivalent lead protection.

2.3 RADIATION SHIELDING DOORS

A. General: Provide 1-3/4 inch doors of type and design indicated, not less than thickness indicated; fabricated with smooth surfaces, without visible joints or seams on exposed faces unless otherwise indicated. Comply with ANSI/SDI A250.8.

1. Design: Flush panel.

2. Core Construction: Manufacturer's standard vertical steel-stiffener core.

a. Standard Vertical Steel-Stiffener Core: Minimum 22 gage steel-stiffeners at 6 inches on-center construction attached by spot welds spaced not more than 5" on centers.

b. Lead Core: Rolled pure sheet lead conforming to ASTM B749.

1) Provide cores with minimum thickness sheet lead as specified:

a) 1/16-inch.

3. Level/Model: Level 3 and Physical Performance Level A (Extra

Heavy Duty), Minimum 16 gage (0.053-inch - 1.3-mm) thick steel, Model 2 (Fully welded, seamless face and edges).

4. Vertical Edges: Vertical edges to have the face sheets joined by a continuous weld extending the full height of the door. Welds are to be ground, filled and dressed smooth. Beveled Edge, 1/8 inch in 2 inches (3 mm in 50 mm).

5. Top and Bottom Edges: Reinforce tops and bottoms of doors with a continuous steel channel not less than 16 gage (0.053-inch - 1.3-

08 34 49 - 5 mm), extending the full width of the door and welded to the face sheet. Finish top and bottom to provide a smooth flush condition.

6. Surface Applied Hardware Reinforcements: Fabricate according to

ANSI/SDI A250.6 with reinforcing plates from same material as door face sheets.

7. Clearance between Doors and Frames and Floors:

a. Jambs and Heads: A maximum 3 mm (1/8 inch) clearance.

b. Bottom of door to finish floor: Maximum 19 mm (3/4 inch) clearance.

2.4 STOPS AND GLAZED LITES

A. Moldings for Glazed Lites in Doors and Loose Stops for Glazed Lites in

Frames: Factory installed, minimum 16 gauge (0.8 mm) thick, fabricated from same material as door face sheet in which they are installed.

2.5 FABRICATION

A. Fabricate radiation shielding work to be rigid and free of defects, warp, or buckle. Accurately form metal to required sizes and profiles, with minimum radius for thickness of metal. Where practical, fit and assemble units in manufacturer's plant. When shipping limitations so dictate, frames for large openings are to be fabricated in sections for splicing or splining in the field by others.

B. Tolerances: Fabricate radiation shielding work to tolerances indicated in ANSI/SDI A250.8.

C. Radiation Shielding Doors:

1. Glazed Lites: Factory cut openings in doors with applied flush trim kit to fit.

2. Astragals: Provide lead-lined overlapping astragals on one leaf of pairs of doors where indicated. Extend minimum 3/4 inch (19

mm) beyond edge of door on which astragal is mounted.

3. Continuous Hinge Reinforcement: Provide welded continuous 12 gage strap for continuous hinges specified in hardware sets in

Division 08 Section, "Door Hardware".

D. Surface Hardware Preparation: Factory prepare radiation shielding work to receive template mortised hardware; include cutouts, reinforcement, mortising, drilling, and tapping according to the Door Hardware

Schedule and templates furnished as specified in Division 08 Section, "Door Hardware."

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1. Locate hardware as indicated, or if not indicated, according to

ANSI/SDI A250.8.

2. Reinforce doors and frames to receive non-template, mortised and surface-mounted door hardware.

3. Comply with applicable requirements in ANSI/SDI A250.6 and

ANSI/DHI A115 Series specifications for preparation of radiation shielding work for hardware.

4. Coordinate locations of conduit and wiring boxes for electrical connections with Division 26 Sections.

E. Stops and Moldings: Provide factory installed stops and moldings around glazed lites where indicated. Form corners of stops and moldings with butted or mitered hairline joints at fabricators shop.

1. Single Glazed Lites: Provide fixed stops and moldings welded on secure side of radiation shielding work.

2. Multiple Glazed Lites: Provide fixed and removable stops and moldings so glazed lites are capable of being removed independently.

3. Provide fixed frame moldings on outside of exterior and on secure side of interior doors and frames.

2.6 STEEL FINISHES

A. Prime Finish: Doors and frames to be cleaned, and chemically treated to insure maximum finish paint adhesion. Surfaces of the door and frame exposed to view to receive a factory applied coat of rust inhibiting shop primer.

1. Shop Primer: Manufacturer's standard, fast-curing, lead and chromate free primer complying with ANSI/SDI A250.10 acceptance criteria; recommended by primer manufacturer for substrate;

compatible with substrate and field-applied coatings despite prolonged exposure.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates, areas, and conditions, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.

B. General Contractor to verify the accuracy of dimensions given to door manufacturer for existing openings or existing frames (strike height, hinge spacing, hinge back set, etc.).

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C. Proceed with installation only after unsatisfactory conditions have been corrected.

3.2 PREPARATION

A. Remove welded-in shipping spreaders installed at factory. Restore exposed finish as required to make repaired area smooth, flush, and invisible on exposed faces.

B. Prior to installation, adjust and securely brace welded radiation shielding frames for squareness, alignment, twist, and plumbness.

C. Tolerances shall comply with SDI-117 "Manufacturing Tolerances

Standard Steel Doors and Frames."

D. Drill and tap doors and frames to receive non-template, mortised, and surface-mounted door hardware.

3.3 INSTALLATION

A. General: Install radiation shielding work plumb, rigid, properly aligned, and securely fastened in place; comply with Drawings and manufacturer's written instructions.

B. Radiation Shielding Doors: Fit radiation shielding doors accurately in frames, within clearances specified below. Shim as necessary.

1. Non-Fire-Rated Standard Steel Doors:

a. Jambs and Head: 1/8 inch (3 mm) plus or minus 1/16 inch (1.6 mm).

b. Between Edges of Pairs of Doors: 1/8 inch (3 mm) plus or minus 1/16 inch (1.6 mm).

c. Between Bottom of Door and Top of Finish Floor (No

Threshold): Maximum 3/4 inch (19 mm).

C. Glazing: Comply with installation requirements in Division 08 Section, "Glazing" and with door manufacturer's written instructions.

3.4 FIELD QUALITY CONTROL

A. Field Tests: Performed by testing laboratory specified in Section

01 45 29, TESTING LABORATORY SERVICES.

1. Lead radiation shielding will be tested at the conclusion of work in each phase.

2. Additional testing required due to correction and replacement of defective work will be done by Government at Contractor's expense.

B. Field Inspection (Punch Report): Reference Division 01 Sections for closeout requirements. Produce project punch report for each installed door opening indicating compliance with approved submittals and

08 34 49 - 8 verification hardware is properly installed, operating and adjusted.

Include list of items to be completed and corrected, indicating the reasons or deficiencies causing the Work to be incomplete or rejected.

1. Organization of List: Include separate Door Opening and

Deficiencies and Corrective Action Lists organized by Mark, Opening Remarks and Comments, and related Opening Images and

Video Recordings.

2. Submit documentation of incomplete items in the following formats:

a. PDF electronic file, or if compatible information is available,

b. Electronic formatted file integrated with the Openings

Studio™ door opening management software platform.

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