HMSG ENVELOPE SPECIFICATIONS.pdf

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March 12, 2020 SF Project No. 1821115 Final 100% Submission Page 1 of 6

TABLE OF CONTENTS TOC

S P E C I F I C A T I O N S

TABLE OF CONTENTS

DIVISION 1 GENERAL REQUIREMENTS

010000 Supplementary Conditions for Construction SI

PROJECT SUMMARY AND INFORMATION

1. Project Information

2. Summary of Work

3. Contract Time for Completion

4. Schedule of Options for *Bid/Proposal

5. Schedule of Unit Prices

6. Bidder/Offeror Examination of Site

7. Availability of Documents

SPECIAL PROJECT REQUIREMENTS

8. Units of Measure

9. Non-Public, Tenant and Secured Spaces

10. Museum Artifacts and Scientific Research Materials

11. Protection of Historic Properties

12. Commitment to Sustainability

13. Commissioning

CONTRACTOR USE OF PREMISES

14. Hours of Work, Workdays and Government Holidays

15. Conditions Affecting Contractor’s Work

16. Contractor Deliveries, Hauling and Access

17. Dress and Deportment

18. Contractor Parking

19. Eating, Drinking, Smoking and Illegal Substance Abuse

PROJECT COORDINATION

20. Coordination of Trades

21. Quality Control

22. Permits, Licenses and Fees

23. Utility Service Interruptions and New Connections

24. Smithsonian-Furnished Items Installed by the Contractor

25. Salvage

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TABLE OF CONTENTS TOC

26. Cutting, Patching and Matching Existing Work

PROTECTION OF THE SITE DURING CONSTRUCTION

27. Protection of the Site

28. Protection of Flora, Fauna and Central Computer Controller Irrigation

System

29. Debris Control and Daily Cleanup

30. Dust and Air Quality Control

31. Noise Control

32. Vermin, Pest and Rodent Control

33. Drilling, Welding andTorchCutting

TEMPORARY CONSTRUCTION FACILITIES

34. Contractor Field Offices, Trailers and Sheds

35. Staging, Storage and Work Areas

36. Sanitary Facilities

37. Temporary Utility Services and Extensions

38. Scaffolding and Platforms

39. Project Signs

MEETINGS

40. Preconstruction Meeting

41. Pre-Condition Survey of the Site

42. Project Meetings

SUBMISSIONS

43. Submittal Definitions

44. Submittals and Reviews

45. Criteria for Product Selection

46. ProgressPhotographs

47. Contractor Correspondence and Daily Reports

SAFETY, HEALTH AND FIRE PROTECTION

48. Jobsite Safety

49. Toxic and Hazardous Substances

50. Personal Protective Equipment

51. Barriers, Barricades and Walkways

52. Existing Fire Protection Systems

SECURITY REQUIREMENTS

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TABLE OF CONTENTS TOC

53. General Security Requirements

54. Identification Badges

55. Access and Property Control at the Museum Support Center

56. Security of Temporary Openings

57. Existing Building Alarm Systems

58. Security Guard Duty Charges

SCHEDULES AND PAYMENTS

59. Schedule of Values

60. Scheduling & Payments / Bar Chart

61. Scheduling & Payments / Critical Path Method

62. Assignment of Claims

PROJECT CLOSEOUT REQUIREMENTS

63. Project Closeout

64. Substantial Completion

65. Final Completion and Acceptance

01 0200 General Sitework Requirements 01 2500 Substitution Procedures SI 01 3250 BIM Requirements SI 01 4600 Blast Specification TT 01 7823 Operation and Maintenance Data SI

DIVISION 2 EXISTING CONDITIONS

02 4119 Selective Demolition CRTKL/Silman 02 8200 Asbestos Abatement SI

DIVISION 3 CONCRETE

03 3000 Cast in Place Concrete Silman 03 4500 Precast Architectural Concrete CRTKL/Silman 03 7320 Concrete Repairs SGH

DIVISION 4 MASONRY

04 2000 Concrete Unit Masonry CRTKL/Silman 04 5000 Masonry Cleaning Historic Concrete SI/CRTKL

DIVISION 5 METALS

05 0510 Metal Finishes CRTKL 05 1200 Structural Steel Silman

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TABLE OF CONTENTS TOC

05 4000 Cold Formed Metal Framing CRTKL/Silman 05 5213 Pipes and Tube Railings CRTKL

DIVISION 6 WOOD, PLASTICS AND COMPOSITES

06 1000 Rough Carpentry SGH 06 1690 Sheathing on Metal Framing SGH

DIVISION 7 THERMAL AND MOISTURE PROTECTION

07 1416 Cold Fluid-Applied Waterproofing SGH 07 1800 Traffic Coating SGH 07 2100 Thermal Insulation SGH 07 2500 Air and Water Barrier for Temporary Wall SGH 07 2726 Fluid-Applied Membrane Air Barriers SGH 07 5000 Modified Bituminous Membrane Roofing SGH 07 5323 EPDM Single Ply Membrane Roofing SGH 07 5556 Hot Fluid-Applied Rubberized Asphalt Roofing SGH 07 6200 Sheet Metal Flashing and Trim SGH 07 7100 Roof Specialties CRTKL 07 8413 Penetration Firestopping SI/CRTKL 07 9200 Joint Sealants SGH

DIVISION 8 OPENINGS

08 4236 Bronze Door SGH/CRTKL 08 4418 Glazed Steel Curtain Wall SGH/CRTKL 08 7100 Door Hardware CRTKL 08 8000 Glazing SGH

DIVISION 9 FINISHES

09 2249 Metal Furring,Lathing and Gypsum Plastering CRTKL 09 2523 Lime Based Plastering Finish CRTKL 09 2900 Gypsum Board CRTKL 09 6813 Tile Carpeting CRTKL 09 9000 Painting and Coating CRTKL

DIVISION 10 SPECIALTIES NOT USED

DIVISION 11 EQUIPMENT

11 2423 Fall Arrest System CRTKL

DIVISION 12 FURNISHINGS NOT USED

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DIVISION 13 SPECIAL CONSTRUCTION NOT USED

DIVISION 14 CONVEYING EQUIPMENT NOT USED

DIVISIONS 15-20 RESERVED NOT USED

DIVISION 21 FIRE SUPPRESSION NOT USED

DIVISION 22 PLUMBING

22 0101 Plumbing General Provisions JPA 22 0500 Common Work Results for Plumbing JPA 22 0504 Plumbing Demolition JPA 22 0529 Hangers and Supports for Plumbing Piping and Equipment JPA 22 0700 Plumbing Insulation JPA 22 0719 Plumbing Piping Insulation JPA 22 1413 Storm Drainage Piping JPA 22 1423 Storm Drainage Piping Specialties JPA

DIVISION 23 HEATING, VENTILATING AND AIR CONDITIONING

23 0101 HVAC General Provisions JPA 23 0500 Common Work Results for HVAC JPA 23 0504 HVAC Demolition JPA 23 0593 Testing, Adjusting, and Balancing JPA 23 0800 System Commissioning JPA/SI 23 0901 Automatic Temperature Control System JPA 23 0902 Control Systems Wiring JPA 23 0905 Control Panels JPA 23 0913 Instrumentation and Control Devices for HVAC JPA 23 0923 Direct Digital Building Systems Control JPA 23 8238 Electric Resistance Terminal Units JPA

DIVISION 24 RESERVED NOT USED

DIVISION 25 INTEGRATED AUTOMATION NOT USED

DIVISION 26 ELECTRICAL

26 0101 Electrical General Provisions JPA 26 0500 Common Work Results for Electrical JPA 26 0504 Electrical Demolition JPA 26 0507 Firestopping for Electrical Work JPA 26 0519 Wires and Cables JPA 26 0521 Wiring Connections JPA 26 0526 Grounding and Bonding JPA

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TABLE OF CONTENTS TOC

26 0533 Conduits JPA 26 0534 Boxes JPA 26 0553 Identification for Electrical Systems JPA 26 2726 Wiring Devices JPA 26 2800 Enclosed Circuit Protective Devices JPA 26 2813 Fuses JPA 26 4430 Electrical Curtain Wall Heating System JPA

DIVISION 27 COMMUNICATIONS NOT USED

DIVISION 28 ELECTRONIC SAFETY AND SECURITY

28 0500 Common Work Results for Electronic Security M2H 28 3100 Intrusion Detection M2H

DIVISION 29 RESERVED NOT USED

DIVISION 30 RESERVED NOT USED

DIVISION 31 EARTHWORK NOT USED

DIVISION 32 EXTERIOR IMPROVEMENTS NOT USED

DIVISION 33 UTILITIES NOT USED

APPENDIX

Appendix A : Fire Safety Code Analysis Jenson Hughes

Appendix B: Exterior Signage Package CRTKL

END OF TABLE OF CONTENTS

March 12, 2020 SF Project No.1821115 Page 1 of 71

SUPPLEMENTARY CONDITIONS FOR CONSTRUCTION 010000

DIVISION 1 - GENERAL REQUIREMENTS

SECTION 010000

SUPPLEMENTARY CONDITIONS FOR CONSTRUCTION

PROJECT SUMMARY AND INFORMATION

1. PROJECT INFORMATION

1.1. SF Project No. 1821115

Design for Building Envelope Repairs Hirshhorn Museum and Sculpture Garden Independence Ave & 7th Street SW Washington, DC 20560

1.2. Smithsonian Institution Contacts:

Contracting Officer (CO), address for Fed Ex and UPS delivery:

Smithsonian Institution Office of Contracting 2011 Crystal Drive, Suite 350 Washington, DC 22202-3709

Contracting Officer's Technical Representative (COTR), address for Fed Ex and UPS, delivery:

Smithsonian Institution Attn: Terry Hatchett Office of Planning, Design & Construction 600 Maryland Avenue, SW Suite 5001 Washington, DC 20024

2. SUMMARY OF WORK

2.1. The Contractor shall furnish all supervision, labor, materials and equipment needed to complete the building envelope repairs scope of work as described in the Contract Documents at the Smithsonian Institution's Hirshhorn Museum and Sculpture Garden located at Independence Avenue & 7th Street SW, Washington, DC as set forth on the Drawings for SF Project No. 1821115 sheets l through 90 and in these specifications, both dated March 12, 2020. All work to be done in accordance with applicable codes and regulations.

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2.2. The Work includes, but is not limited to:

• Roof replacement and installation of roof hatch and fall arrest system components

• Installation of waterproofing membrane and insulation within outer façade assembly

• Replacement of balcony waterproofing membrane

• In-kind replacement of outer façade exterior precast panels

• Balcony curtain wall replacement

• Fabrication and installation of custom pavers at roof and balcony

• Installation of scrim on scaffolding with integrated artwork

• Protection of public circulation zones and providing temporary entrances to the building

2.3. Critical Elements of the Work: The successful Contractor shall be fully qualified to install critical elements of the Work. Offerors shall submit a statement of qualifications to address the following critical elements of the Work:

• Fabrication and installation of precast panels to match existing

• Roofing

• Waterproofing

• Curtain wall

• HVAC

• Protective design elements

• Scaffolding and winch system

2.4 Delegated Design Elements of the Work: The Contractor shall furnish full engineering services for the following elements of the work:

• 010000 Scaffold and Winch System

• 024119 Selective Demolition (shoring, temporary supports, restraining systems)

• 055213 Pipe and Tube Railings (including attachment to the concrete balcony railing)

• 084418 Glazed Steel Curtain Wall

• 034500 Precast Architectural Concrete

• 084236 Bronze Doors

• 092900 Gypsum Board (light gauge metal stud framing for temporary walls)

• 112423 Fall Arrest Systems

• 230923 Direct Digital Building Systems Control

• 230913 Instrumentation and Control Devices for HVAC

• 230902 Control Systems Wiring

• 230901 Automatic Temperature Control System

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3. CONTRACT TIME FOR COMPLETION

3.1. Work under this contract shall begin by the Contractor within ten (10) calendar days after the Notice to Proceed and shall be completed within the total contract time of 23 months. All work, including project closeout activities, shall be completed in every respect within the contract time.

3.2. The start date and completion date shall be as stated in the Notice to Proceed issued by the Contracting Officer.

4. SCHEDULE OF BASE BID AND ALTERNATES FOR PROPOSAL

4.1. The base bid for the proposal shall assume the precast panels will be installed using panel connections and insulation depth to accommodate the largest potential offset of 9 inches. This assumption is for the purposes of pricing only, and is not a reflection of existing conditions, which will be determined during demolition of the existing precast panels. See schedule of unit prices for required unit prices for all connection variants.

4.2. The following is a brief statement of the Work identified for proposal alternates.

The complete description of the Work is identified elsewhere in the drawings and specifications.

4.2.1. Alternate 1: Stony Creek shall be priced as an alternate aggregate for precast panels and balcony pavers. This alternate does not change the contract time for completion.

5. SCHEDULE OF UNIT PRICES

5.1. The unit prices in the following schedule shall be submitted as part of the proposal. The Smithsonian reserves the right to accept or reject any or all unit prices.

5.2. The Contractor agrees that, in the event that the Contractor is directed by the Smithsonian to increase or decrease the quantities of work required by the contract documents on items listed below, the contract amount shall be adjusted based on the following unit prices.

5.3. Unit prices shall include the furnishing of all materials, labor, equipment and services necessary for or incidental to the execution of the work specified. Unit prices shall include all direct and indirect costs, overhead, taxes, insurance and profit.

5.4. These unit prices shall be binding upon the Contractor for the duration of the project. No escalation or other variation shall be allowed.

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5.5. If requested by the Smithsonian, the Contractor shall provide material, equipment and personnel to verify or determine changes in quantities. Contractor measurements and calculations shall be subject to verification by the COTR.

5.6. Schedule of Required Unit Prices:

ITEM Price ($) Per Unit Scheduled lateral connections per E1/S-601 Unit Scheduled gravity connections per E1/S-601 Unit Scheduled embedded angles per E1/S-601 Unit Shallow topside concrete repair Square feet Deep topside concrete repair Square feet Overhead concrete repair Square feet Shallow vertical concrete repair Square feet Deep vertical concrete repair Square feet Preparing and repairing concrete walls and soffits to receive membrane air and water barrier including defects smaller than 1 inch

100 sq ft

Repair of interior cementitious flooring Square feet Post-installed cementitious crickets Square feet Supplemental reinforcement Lbs Mechanical bar splices Unit Concrete surface abrasion 100 sq ft Concrete repair mock-ups Lump sum Mineral wool insulation, increments per E1/A-601 Square feet

6. OFFEROR EXAMINATION OF SITE

6.1. Every effort has been made to indicate all work necessary to complete the project as identified. All offerors shall carefully examine the premises during the offer period and satisfy themselves as to the extent, nature and location of the work, general and local conditions, particularly those bearing on transportation, disposal, handling and storage of materials, availability of labor, water, electric power, access routes, uncertainties of the weather, type of equipment and facilities needed for the successful execution of the Work.

6.2 NOT USED

6.3. Pre-Proposal Conference and Site Visit. Before the proposal opening date, a scheduled pre-proposal conference and site visit will be announced by the Contracting Officer. The purpose of the scheduled meeting is to provide an opportunity for all

March 12, 2020 SF Project No.1821115 Page 5 of 71 offerors to review the project site. Any comments, information or discussion during the site visit shall not modify the contract documents.

6.4. This project requires special arrangements for access to a non-public area. Access to the site may be restricted at times other than during the scheduled visit. Much of the project site is available to the public and does not require special arrangements for access.

Coordinate access into the building with the COTR.

7. AVAILABILITY OF DOCUMENTS

7.1. The offeror may obtain electronic versions of the drawings and specifications from:

Smithsonian Institution Office of Planning, Design and Construction 600 Maryland Avenue, SW Suite 5001 Washington, DC 20024

SPECIAL PROJECT REQUIREMENTS

8. UNITS OF MEASURE

8.1. All fabrication and installation shall be performed in accordance with the units of measure given in the Contract Documents.

8.2. All Contractor and subcontractor personnel working on the site shall possess and use metric measuring equipment for all work shown in metric units. Conversion of dimensions shown on contract drawings to English units for use of non-metric measuring equipment is prohibited.

9. NON-PUBLIC, TENANT AND SECURED SPACES

9.1. Certain tenant spaces, non-public spaces, utility and equipment rooms and other areas related to or used for purposes of storage, conservation, research, curation of museum collection and artifacts or for scientific research may have restricted access.

9.2. The Contractor shall identify to the COTR as soon as possible, but no less than two (2) working days in advance, any occupied areas that the Contractor must access that are located outside the limits of the project site. The Contractor shall identify in writing:

9.2.1. Restricted areas to be accessed.

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9.2.2. Specific reason for needing access.

9.2.3. Nature of the work to be performed.

9.2.4. Date(s) and hours needed to complete construction work activity.

10. MUSEUM ARTIFACTS AND SCIENTIFIC RESEARCH MATERIALS

10.1. The handling of museum artifacts or scientific research experiments by the Contractor is strictly prohibited without written consent of the Smithsonian. The existing museum artifacts and research related materials may be moved only by authorized Smithsonian museum curatorial personnel. An offender of this clause may be subject to arrest or removal from the premises and project by Smithsonian security officers.

10.2. If temporary relocation of artifacts or research experiments is necessary, the Contractor shall give notice to the COTR at least five (5) working days in advance of the time relocation is needed.

10.3. Humidity/Temperature Controlled Spaces: The Contractor shall take care to minimize fluctuations in air conditions and quality, particularly in areas containing artifacts and storage collections and laboratories and scientific research experiments.

Humidity and temperature-controlled areas require consistency of utility operation.

Maintenance of interior conditions is required at temporary public entries.

11. PROTECTION OF HISTORIC PROPERTIES

11.1. The project site is a contributing resource to the National Mall Historic District and determined eligible for individual listing in the National Register of Historic Places and requires special attention to the quality of materials selected for installation and workmanship efforts to satisfactorily preserve and restore historic elements and finishes of an historic landmark structure.

11.2. Upon request of the COTR, the Contractor shall submit evidence of technical competence in restoration work for National Historic Landmark structures, including subcontractor resumes, references and photographs or previous similar work.

11.3. Without exception, all original building fabric of the Hirshhorn Museum and Sculpture Garden is designated historic.

12. COMMITMENT TO SUSTAINABILITY

12.1. The Smithsonian Institution is a trust instrumentality of the United States (recognized as a tax-exempt organization under Section 501(c)(3) of the Internal Revenue

March 12, 2020 SF Project No.1821115 Page 7 of 71

Code) and although not an Executive Branch of the U.S. Government, is committed to planning, designing, constructing, maintaining and operating its owned and leased buildings and facilities consistent with Federal environmental and energy management requirements, as listed in the Smithsonian Facilities Codes, Standards and Guidelines document, dated February 15, 2012, to the maximum extent practical.

13. COMMISSIONING.

13.1. The Smithsonian requires Fundamental Commissioning (as defined by the LEED NC and CI rating systems) of all eligible design and construction projects, even if the project is not eligible to pursue LEED certification. The Smithsonian additionally requires Enhanced Commissioning (as defined by the LEED NC and CI rating systems) for larger projects and projects pursuing LEED certification, based on the size and complexity of the project.

13.2. Refer to specification sections 230593 Testing, Adjusting, and Balancing and 230800 Systems Commissioning.

13.3. Commissioning requirements for this project include but are not limited to:

• Rooftop air-handling units (existing)

• Electric finned tube radiators

• Photocells for lighting (existing)

• Fountain wind meter (existing)

• Exhaust systems (existing)

• Heat trace for third floor balcony storefront

CONTRACTOR USE OF PREMISES

14. HOURS OF WORK, WORKDAYS AND GOVERNMENT HOLIDAYS

14.1. The museum will remain open to the public requiring some elements of the work under this contract to be performed during periods other than the building occupants’ normal workday and hours. The museum is open to the public daily, between 10:00 AM and 5:30 PM. In order the minimize disruption to staff and visitors the following activities shall be restricted:

• Drilling and chipping in concrete drum to be restricted to weekdays between 6:30 pm and 10:00 am.

• Painting to be restricted to weekdays between 6:30 pm and 6:00 am.

14.2. NOT USED.

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14.3 For each occasion the Contractor intends to work on Saturdays, Sundays or Smithsonian holidays or during hours other than those indicated above, the Contractor shall obtain written permission from the COTR, at least three (3) working days in advance.

14.4. The Contractor shall reimburse the Smithsonian Institution for security and inspection services provided by the Smithsonian when the Contractor chooses to work outside the normal workdays and hours, as identified herein. However, the Contractor will not be charged for SI overtime security and inspection services, if in the opinion of the COTR, the work cannot be done during the normal workdays and hours due to requirements of the Smithsonian.

14.5. Smithsonian Holidays: For holidays that fall on Saturday, the Smithsonian Holiday is observed on the previous Friday. For holidays that fall on Sunday, the Smithsonian holiday is observed on the following Monday. The Smithsonian Holidays are listed below.

New Year's Day January 1 Martin Luther King Jr.'s Birthday January, third Monday George Washington's Birthday February, third Monday Memorial Day May, last Monday Independence Day July 4 Labor Day September, first Monday Columbus Day October, second Monday Veterans' Day November 11 Thanksgiving Day November, fourth Thursday Christmas Day December 25 President's Inauguration Day January 20, 2021

15. CONDITIONS AFFECTING CONTRACTOR'S WORK

15.1. Existing Occupied Spaces: The premises will be occupied during the performance of the Work and the Museum will remain open to the public. The Contractor shall schedule work activities to minimize interruption of occupants and occupied spaces. Efforts will be made to temporarily move employees and contents out of specific areas on the Fourth Floor requiring interior construction activity, as needed, during the times requested by the Contractor. However, the needs of the Smithsonian Institution take precedence and free access for the Contractor cannot always be guaranteed. The Contractor may work in the Conservation Lab, Collections Storage, and office spaces on the Fourth Floor only in the presence of authorized Smithsonian staff or guard personnel. Areas that will remain occupied include all areas of the building including those on the Fourth Floor and Lower Level. The Contractor shall access the

March 12, 2020 SF Project No.1821115 Page 9 of 71 roof and balcony from the exterior of the building. Building emergency egress must be maintained for the public and employees at all times. The Contractor shall submit a plan to include protected entry and exit routes and tunnels to the COTR for review and approval. A clear, safe, and accessible path shall be maintained at all times from Independence Avenue and Jefferson Drive to allow museum visitors entrance into the museum. Public access routes across Jefferson Drive must be maintained.

15.2. Relocation of Existing Occupants: Contractor's requests for the Smithsonian to temporarily relocate existing occupants or for Contractor's access to secured areas shall be made to the COTR as far in advance as possible, but no less than two weeks in advance of the need for relocation.

15.3. Space for Contractor Use: The space available for Contractor's use is limited to areas indicated in the contract documents as the project site. Space allocation and availability are subject to change, at the discretion of the Smithsonian, to meet the needs of all parties requiring access and space within the building and the surrounding areas.

15.4. Material Conveyance: Due to the limited structural capacity and availability of space on-site, use of a tower crane will not be feasible for this project. Removal of existing precast panels and installation of new precast panels shall be accomplished via a custom winch and scaffolding system. Refer to Section 38.

15.5 Roof and Balcony Waterproofing Replacement Risk Mitigation: The roof replacement will occur over occupied office spaces, conservation spaces, and collections storage. Balcony waterproofing replacement will occur over and adjacent to occupied gallery spaces.

15.5.1. Sequence of the Work: Reroofing shall begin over the office areas to verify that existing conditions of the slab are compatible with the roofing materials. Only as much existing roofing and balcony waterproofing shall be removed as can be replaced in the same day to minimize the risk of leaks.

Temporary measures to maintain weather protection and watertight seal along edges of new roofing membrane at the conclusion of daily installation progress are required. The interior shall be protected as necessary and the work sequenced so that new roofing closely follows selective demolition. Roofing shall be scheduled in temperate weather to reduce impacts of odor. Contractor to track NOAA data to verify weather conditions.

15.5.2. Coordination of the Work: A preconstruction meeting for roofing and balcony waterproofing is required. The scheduling of roofing shall be coordinated with the COTR to allow two weeks notice for the relocation of artwork as needed

March 12, 2020 SF Project No.1821115 Page 10 of 71 under work areas. It is not feasible for the artwork to be entirely relocated or protected in place.

15.5.2. Leak Monitoring: Visual leak monitoring will be provided by a third party for the duration of reroofing and balcony waterproofing installations.

15.5.3. Mechanical, Electrical, and Plumbing Coordination: Reroofing requires the relocation of rooftop mechanical units and other equipment to remain in operation throughout the project. Refer to contract documents.

15.5.4. Kettle Location: Kettles are not permitted to be located on the roof.

Location for kettle to be provided on Coordination Plan.

16. CONTRACTOR DELIVERIES, HAULING AND ACCESS

16.1. The Contractor's materials and equipment shall be delivered, received and handled by the Contractor's personnel.

16.2. Limited use of HMSG loading dock permitted.

16.3. The Contractor shall assume they will provide a stair tower and material hoist as part of the scaffolding system. The freight elevator will be undergoing a modernization concurrent with this project and will be inoperable for extended durations. If available, the Contractor may use the freight elevator within acceptable loading limits for movement of material, structures and equipment associated with the limited interior scope of work only.

16.4. The transportation of hazardous materials or hazardous waste into or out of the building shall be limited to the following routes: exterior path only. All hazardous materials shall be transported through the site in secondary containment and properly secured to transport carts to prevent breakage or spills. Further direction on the transportation of asbestos containing or lead containing waste materials is provided in Specification Section 028200 Asbestos Abatement.

17. DRESS AND DEPORTMENT

17.1. Contractors' personnel shall be fully and appropriately clothed at all times and shall conduct themselves in a manner appropriate to a public place. The COTR may require removal of any individual from the premises and project for unacceptable dress, demeanor or disruptive conduct, if the Contractor superintendent fails to correct conditions in violation of this paragraph. Contractors’ personnel to remain in dedicated work areas.

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18. CONTRACTOR PARKING

18.1. Arrangements for Contractor's parking are the sole responsibility of the Contractor. Parking is not available at the project site.

19. EATING, DRINKING, SMOKING AND ILLEGAL SUBSTANCE ABUSE

19.1. Eating and drinking in Smithsonian buildings or leased space will be allowed only in designated areas. Offenders may be subject to removal from the premises and project should the Contractor's Superintendent fail to correct conditions, which, in the opinion of the COTR, violate this clause.

19.2. The consumption of alcoholic beverages by the Contractor's personnel is prohibited on all Smithsonian sites or leased space.

19.3. Smoking or carrying lighted tobacco products is prohibited on all Smithsonian sites.

19.4. The possession, sale and/or use of narcotics or other illegal substances or firearms by Contractor employees are strictly prohibited on all Smithsonian sites and leased space.

Contractor employees are strictly prohibited from working on the project under the influence of alcohol and/or illegal substances. Contractor employees in violation of any of the above prohibitions will be removed from the project.

PROJECT COORDINATION

20. COORDINATION OF TRADES

20.1. The Contractor shall coordinate work of different trades so that interference between mechanical, electrical, architectural and structural work, including existing services, shall be avoided.

20.2. Refer to specification section 230800 Systems Commissioning.

20.3 Where work by separate entities requires off-site fabrication of products and accurate interfacing of materials to produce the required results, the Contractor shall prepare coordination drawings to indicate how work shown on separate shop drawings will be interfaced, intermeshed and sequenced for installation. Coordination drawings shall be submitted in accordance with the requirements of the "Submittals" section.

20.3.1. Work installed prior to approval of coordination drawings shall be at the Contractor's risk. Subsequent relocations required to avoid interferences shall be

March 12, 2020 SF Project No.1821115 Page 12 of 71 made without additional expense to the Smithsonian. If an interference develops, the COTR will decide which work shall be relocated, regardless of which was installed first.

20.4. Installation of equipment and systems shall allow the maximum practical space for operation, repair, removal and testing, within the limits indicated on the Contract Documents. Pipes, conduit, ducts and other system components shall be installed as close as possible to ceiling slabs, walls and columns to minimize space used while accommodating function and maintenance.

21. QUALITY CONTROL

21.1. The Contractor shall provide for quality control, inspections, testing and re-testing as necessary for all work, including that of Subcontractors, to assure compliance with the contract documents.

21.2. Contractor Quality Control (CQC) System: The Contractor shall provide a quality control organization and system to perform quality control, inspections, testing and re-testing as necessary for any item of work, including that of Subcontractors, to assure compliance with the contract documents.

21.3. CQC Representative Designation and Authority: The Contractor shall provide a CQC Representative, supplemented as necessary by additional personnel, who shall be on the jobsite at all times during progress, with complete authority to take any action necessary to ensure compliance with the contract documents. The CQC Representative shall be appointed by a letter addressed to him/her and signed by an officer of the firm and shall not be the same individual as, or be subordinate to, the job superintendent or project manager.

21.4. CQC Plan Requirements: The Contractor shall submit for review/approval a CQC Plan within thirty (30) calendar days after Contract Award to the COTR for approval.

The Plan shall detail the procedures, instruction and reports to be used to assure compliance with the contract documents. As a minimum, the Plan shall include the following:

21.4.1. Designation of the CQC Representative: Identify the person and list duties, responsibilities and authority.

21.4.2. Organization Chart: Show CQC staff and its relationship with other staff members and Subcontractors.

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21.4.3. Personnel Matrix: For each specification section, identify who is the authorized submittal reviewer, who will inspect the work, what testing laboratory or person will perform on-site testing, who will perform factory inspections and testing and who will certify the documentation.

21.4.4. Responsibility and Authority: State the responsibility and authority for each individual in the CQC system.

21.4.5. Personnel Qualifications: Provide resumes and descriptions of prior experience on similar work.

21.4.6. Inspection Procedures and Schedule: Identify the inspection and testing procedures and scheduled dates as reflected on the CPM project schedule, organized by technical specification section.

21.4.7. Submittal Review Procedures and Schedule: Provide submittal log in accordance with the Submissions section. For each specification section, identify the name(s) of person(s) authorized to review and sign submittals for compliance.

21.4.8. CQC Documentation: Identify the procedures for documenting quality control operations, inspection and testing. Provide samples of each type of required documentation - all forms, logs, reports, etc. Include a testing log listing all tests and inspections required by the contract documents and stating the action to be taken by the Contractor and/or the Smithsonian.

21.5. CQC Staffing Requirements: The following listing of minimum staff requirements in no way relieves the Contractor of meeting the basic requirements of the Contractor Quality Control System for this project. The Contractor shall ensure an adequate staff to meet the CQC requirements at all times during construction. When necessary for a proper CQC organization, the Contractor shall provide additional staff at no cost to the Smithsonian.

21.5.1. CQC Representative: The CQC Representative shall be a graduate engineer or architect with a minimum of seven (7) years of construction experience on projects similar to this one, including three (3) years experience in Quality Control.

21.5.2. Alternate CQC Representative: The Contractor shall designate an alternate person to act for the CQC Representative in case the CQC Representative is absent from the construction site. The alternate may not act for the CQC Representative for a period longer than fourteen (14) consecutive calendar days without written approval by the COTR.

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21.5.3. CQC Submittals Assistant: The Contractor shall assign an assistant, to work until submittals are 95% complete, whose sole duty shall be to assist the CQC Representative in maintaining files and logs for submittals.

21.5.4. CQC Specialized Supplemental Personnel: The Contractor shall provide, as a minimum, a different person in each of the areas listed below to assist and report to the CQC Representative. Supplemental personnel shall be responsible for ensuring that the construction complies with the contract documents in their areas of responsibility. They shall be on the jobsite during all installation and testing in their areas of responsibility and shall be responsible for performing inspections and witnessing testing as required by the contract documents.

• Fabrication and installation of precast panels to match existing

• Roofing

• Waterproofing

• Curtain wall

• HVAC

21.6. CQC Inspection Requirements: As a minimum, the inspection procedures shall include the following:

21.6.1. Preparatory Inspection: Preparatory inspection shall be performed before beginning work and before beginning each segment of work. Preparatory inspection shall include a review of the contract requirements, complete review of shop drawings and other submittals for conformance with contract documents, confirmation that all required testing will be provided, physical examination of all materials and equipment for conformance with approved shop drawings and submittals and verification that all required preliminary work has been completed.

21.6.2. Initial Inspection: Initial inspection shall be performed as soon as a representative segment of the particular item of work has been accomplished.

Initial inspection shall include checking of all dimensions, careful inspection of workmanship, performance of required testing, performance of corrective actions as necessary and approval or rejection of the initial segment of the work.

21.6.3. Follow-up Inspections: Follow-up inspections shall be performed daily or more frequently, as necessary, and shall include continued testing and examinations to assure continued compliance with the contract requirements.

21.6.4. Special Inspection and Documentation: In addition to the above inspection requirements, certain Special Inspection and Documentation

March 12, 2020 SF Project No.1821115 Page 15 of 71 requirements may be contained within the technical specification sections. Each Special Inspection shall be performed and documented as required and documentation shall be submitted as soon as possible after performance unless otherwise indicated.

21.6.5. Factory Inspection by the Contractor: The Contractor shall arrange and perform all factory inspections specifically required in the technical specifications sections.

21.6.6. Non-Compliance Check-Off List: The CQC Representative shall maintain a check-off list of work that does not comply with the contract, stating specifically what is non-complying, the date the faulty work was originally discovered and the date the work was corrected. The CQC Representative shall not allow the Contractor to add to or build upon non-complying work unless, in the opinion of the COTR, correction can be made without disturbing the continuing work. The CQC Representative shall submit a copy of the check-off list to the COTR on a monthly basis. Items corrected on the day they are discovered do not need to be included on the submitted list.

21.6.7. Completion and Inspection of Work: The CQC Representative shall sign the written request for Substantial Completion Inspection (discussed in the Project Closeout Requirements section).

21.7. Testing Requirements: Except as specifically stated otherwise, the Contractor shall be responsible for all field sampling and in-place testing required by the contract documents.

21.7.1. Independent Testing Laboratory: The Contractor shall provide an independent, commercial testing laboratory to perform all sampling and testing services required, unless otherwise specified. The testing services shall be on- or off-site as required. Submit complete documentation of all tests performed in connection with the construction contract.

21.7.2. Smithsonian Acceptance of Laboratories: Except for factory tests, all field sampling and testing normally performed by commercial laboratories shall be performed by an independent commercial laboratory employed by the Contractor and accepted by the COTR. The Contractor shall submit the following information to the COTR for approval:

21.7.2.1. Name, registration number and engineering discipline of the Registered Professional Engineer in charge of the laboratory.

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21.7.2.2. Affidavit of compliance and certification that the laboratory performs work in accordance with requirements as stated in the contract documents.

21.7.2.3. A list of testing equipment proposed for each test procedure including latest calibration data.

21.7.2.4. A copy of the latest Laboratory Inspection Report by an independent agency with laboratory certification that deficiencies (if any) have been corrected.

21.7.2.5. Names and qualifications of persons actually performing testing and sampling. Changes in personnel shall be approved by the COTR prior to performance of work under this contract.

21.7.3. Factory Tests: Unless otherwise specified, the Contractor shall arrange for factory tests when they are required under the Contract. Certified copies of test reports showing that the materials to be incorporated into the work conform to the contract documents will be acceptable, provided they are performed by the manufacturer or by agencies or laboratories acceptable to the COTR.

21.7.4. Test Results: Test results shall cite the contract requirements, the test or analytical procedures used, the actual results and include a statement that the item tested or analyzed conforms or fails to conform to specification requirements.

The cover sheet for each report shall be conspicuously stamped in large red letters "CONFORMS" or "DOES NOT CONFORM" to the specification requirements, as the case may be. All test reports shall be signed by a testing laboratory representative authorized to sign certified test reports. The Contractor shall arrange for immediate and direct delivery of the signed reports, certifications and other documentation to the COTR.

21.8. Documentation: The CQC shall prepare or assist with the preparation of the following documents:

21.8.1. Daily Reports: The Contractor's Daily Report, as discussed in the section Contractor Correspondence and Daily Reports, shall be signed by the CQC Representative as well as the Superintendent. The CQC Representative's signature certifies that, to the best of his or her knowledge, the report is complete and correct and that all materials, equipment and work described on the report are in compliance with the contract plans and specifications, except as noted otherwise.

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21.8.2. Special Inspection and Documentation: Reports of Special Inspections shall be signed by both the CQC Representative and the CQC Specialized Supplemental Person who witnessed the test or inspection certifying compliance with the specific contract requirement.

21.8.3. As-Builts: The CQC Representative shall ensure that all requirements for as-built record drawings and specifications are met. The CQC Representative or Specialized Supplemental Personnel assigned to inspect that particular portion of work shall initial each as-built drawing or technical specification section to certify its accuracy prior to submission in accordance with the Project Close-Out Requirements section.

22. PERMITS, LICENSES & FEES

22.1. The Contractor shall obtain and pay for all applicable permits and licenses required by regulating agencies, including but not limited to: permits for pedestrian and road markings, construction fences, sidewalk cuts, utility company connections, elevator certificates, waste containers, scaffold, etc. For NPS permits, the Contractor is required to provide all documentation required by NPS, including but not limited to: traffic control plan, site logistics plan, NPS insurance requirements, signage, barriers, etc. SI will assist with obtaining the permit from NPS for lane and/or sidewalk closure.

22.2. The Contractor shall pay all duties, fees, taxes and other charges and give all notices necessary and incidental to the due and lawful execution of the work.

22.3. The Contractor shall keep the Smithsonian indemnified against all penalties and liability for breach of provisions of any national, provincial, district or city statute, ordinance or law and the regulations and by-laws of any local or other duly constituted authority, which may be applicable to the Work and with such rules and regulations of public bodies and companies.

22.4. NOT USED.

22.5. Accessibility for Physically-Disabled Persons: The Contractor's shall provide temporary constructions at the site as necessary to maintain access from Independence Avenue and Jefferson Drive for physically disabled persons. All provisions for temporary access shall be subject to the approval of the COTR.

22.6. Staging and construction fencing on Jefferson Drive and the adjacent sidewalk requires coordination with COTR and NPS. Staging on Jefferson Drive requires advanced planning, request to NPS, and approval by NPS.

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23. UTILITY SERVICE INTERRUPTIONS AND NEW CONNECTIONS

23.1. Any planned interruption in utility service must be approved by and coordinated through the COTR. The Contractor shall submit a written request as far in advance of scheduled interruption as possible, but no less than two (2) full working days in advance.

The Contractor shall make the necessary temporary provisions to supply continuous electrical power, HVAC space conditioning and security as required during periods when service is interrupted.

23.2. The Contractor's work efforts to restore service shall be continuous until the interrupted utility is back in service.

23.3. The electrical power for HMSG may not be interrupted from 6:00 a.m. to 6:00 p.m.

23.4. A fire watch shall be provided for the time periods when fire suppression and detection systems are out of service.

24. SMITHSONIAN-FURNISHED ITEMS INSTALLED BY THE CONTRACTOR

NOT USED.

25. SALVAGE

25.1. The Smithsonian Institution assumes no responsibility for salvage value or any loss or damage to materials or structures on the site for which the Contractor may have reflected a salvage value in his or her proposal.

25.2. Except as specifically stated in the contract documents, construction materials, equipment or other items that are to be removed and neither re-used under this contract nor reserved as property of the Smithsonian Institution shall become the property of the Contractor and shall be removed from the premises by the Contractor.

25.3. The following items shall remain the property of the Smithsonian and the Contractor shall deliver the items to the locations specified or as otherwise directed by the COTR, at no additional cost to the Smithsonian.

ITEM DELIVERY LOCATION

One small standard precast panel and one large standard precast panel. SI to determine panels to be salvaged. Panels to be erected on powder-coated steel frames.

Provide panel support frame design

Panels to be erected on frames on-site throughout construction as part of the quality control for replication of existing historic precast panels. Coordinate location on site with COTR. Panels and

March 12, 2020 SF Project No.1821115 Page 19 of 71 calculations and drawings. Include seal and signature of the registered professional engineer responsible for design.

frames to be transported to SI Facility in Suitland, MD at the conclusion of construction. Two existing small standard mock-up panels and frames located at Suitland, MD facility to be removed by Contractor.

26. CUTTING, PATCHING AND MATCHING EXISTING WORK

26.1. Existing work shall be cut, drilled, altered, removed or temporarily removed and replaced as necessary for performance of work under the contract. Work that is replaced shall match similar existing work. Structural members shall not be cut or altered, except where noted on drawings, without authorization of the COTR. Work to remain in place, which is damaged or defaced during this contract shall be restored to match the conditions existing at the time of award of the contract, at no additional cost to the Smithsonian. Coordinate any repair or in-kind replacement of plaza pavers with the COTR. There is limited availability of the existing paver material for in-kind replacement.

26.2. Conditions exposed by removal of existing work that do not match new finishes or align with new work shall be called to the COTR's immediate attention. Necessary corrective work directed by the COTR will be subject to adjustment provisions as stated in the General Conditions of the contract.

PROTECTION OF THE SITE DURING CONSTRUCTION

27. PROTECTION OF THE SITE

27.1. The Contractor shall provide adequate protection for all parts of the building, including interior and exterior surfaces, its occupants and contents and grounds wherever work under this contract is performed.

27.2. Plan for Protection of the Site: The Contractor shall submit a plan for protection of the site to the COTR for approval. As a minimum, the Plan shall describe:

27.2.1. Proposed method, location and construction of temporary enclosures and overhead protection.

27.2.2. Routes of access and egress, including those for people with disabilities.

A clear, safe, and accessible path shall be maintained at all times from Independence Avenue and Jefferson Drive to allow museum visitors entrance into the museum. Public access routes across Jefferson Drive must be maintained.

27.2.3. Location and maintenance of emergency exits.

March 12, 2020 SF Project No.1821115 Page 20 of 71

27.2.4. Methods of protection of existing surfaces and occupants.

27.2.5. Means of connection of temporary enclosures/surfaces to existing historic materials.

27.2.6. Plaza cribbing and shoring plan.

27.2.7. Proposed methods for plaza protection at storage area.

27.2.8. Building and site security.

27.3. NOT USED.

27.4. During construction, temporary enclosures shall be constructed to prevent unauthorized access or egress. Dust and fume barriers shall be constructed, as needed or as determined by the COTR, to seal and isolate the work area from the remainder of the interior areas while the work is in progress. Wood used for protection of the site shall be pressure-impregnated, fire-retardant. All plastic sheeting shall be fire retardant 6-mil polyethylene. Submit product data to the COTR for review and approval.

27.5. The Contractor shall submit information describing the proposed construction of temporary enclosures and methods of installation to the COTR for approval. Any connections to existing structures must be accomplished in such a way as to minimize disturbance of existing surfaces.

27.6. Building scaffolding shall include a mesh scrim with printed graphics. The scrim shall cover the circumference of scaffolding and is intended as an art installation. The scrim shall be installed as the scaffolding is erected and shall be maintained until scaffolding is deinstalled.

a. The Contractor shall provide mesh scrim with printed graphics for the full height of the circumference of scaffolding, stair tower, and hoist. The scrim shall be a 10 oz. mesh banner substrate that is engineered for outdoor applications;

allows 30% air-flow through; with white coating for vivid graphic production;

UV treated; tear strength of at least 67x56 lbs; reinforced, double-stitched…