MASTER LXFB241034 RPR CRACKS AND SPALLS B43424.pdf

STATEMENT OF WORK

26 February 2025

LXFB241032 RPR CRACKS AND SPALLING, MULTI

Project #: LXFB241034 Project Title: RPR CRACKS AND SPALLING, B43424 Facility: B43424 Installation: Kadena Air Base, Okinawa, Japan Preparer 718 CES/CENMC Project Manager: Mr. Alexander Carter Date Prepared: 25/02/26 Date Modified: NA

Table of Contents

Contents

1 GENERAL INFORMATION

1.1 LEVEL OF CONSTRUCTION

1.2 PROJECT SUMMARY

1.3 PROJECT REQUIREMENT

1.4 GOVERNMENT FURNISHED EQUIPMENT/MATERIAL (GFE/GFM)

2 SITE CONDITIONS

2.1 WORK SITE LOCATION

2.2 AS-BUILT DRAWINGS

2.3 REGULATED BUILDING MATERIALS

2.4 USE OF LATRINE AND UTILITIES

3 PROJECT PHASING & SCHEDULE

3.1 PERIOD OF PERFORMANCE

3.2 PRE-DESIGN MEETING

3.3 DESIGN

3.4 CONSTRUCTION

4 DESIGN REQUIREMENTS

4.1 DESIGN CRITERIA

5 SUBMITTAL REQUIREMENTS

5.1 GENERAL

5.2 SUBMITTAL DOCUMENT FORMAT

6 OTHER REQUIREMENTS

6.1 GENERAL

7 PRE-FINAL INSPECTION

7.1 FINAL INSPECTION

8 ENVIRONMENTAL COMPLIANCE CRITERIA

8.1 GENERAL ENVIRONMENTAL COMPLIANCE

9 DETAILED DESCRIPTION OF WORK

9.1 Bxxx PROJECT NUMBER LXEZ XXXXXX

9.1.1 Civil:

9.2.1 Architectural:

9.3.1 Electrical:

9.4.1 Mechanical .................................................................................................................. Error! Bookmark not defined.

9.5.1 Cybersecurity .............................................................................................................. Error! Bookmark not defined.

9.6.1 [Other crafts as neccesary ........................................................................................... Error! Bookmark not defined.

10 ACM / LBP-RELATED WORK

10.1 General

10.2 Abatement of Identified Materials

11 ATTACHMENTS

1 GENERAL INFORMATION

1.1 LEVEL OF CONSTRUCTION

This project is for the design and construction of facilities defined as Permanent Construction per UFC 1- 200-01, paragraph 1-3.2.

1.2 PROJECT SUMMARY

The project scope consists of, but is not limited to, providing all field investigations, surveys, design, plant, labor, supervision, materials, equipment, supplies, transportation, third-party services, and incidental related work to design and execute construction work defined in this Statement of Work and the attached documents. The work includes all necessary finishing work to provide the Government with a final product that is fully functional and leaves no areas of the facility that appear incomplete or unfinished.

1.3 PROJECT REQUIREMENT

Repair cracks and spalls on concrete walls, beams, columns, roof, floor slab, and eaves. Repair to install concrete jackets along column gridlines and roof beams. Repair to restore integrity of steel members that deteriorated due to corrosion. Apply Fiber Reinforced Polymer (FRP) to canopy beams and slabs. Remove and reinstall electrical and other fixes to facilitate repair works as needed. Paint areas that are subjected to repair work and restore original appearance. Abate and dispose Asbestos Containing Material (ACM) and Lead-Based Paint (LBP). Demolish and dispose waste material as appropriate. Sustainable principles, to include life cycle cost-effective practices, will be integrated into the design, development, and construction of the project in accordance with UFC 1-200-02.

Construction activities may commence after the approval of the Environmental Protection Plan (EPP) and AF Form 103 (work clearance). The Contractor shall coordinate on-site safety requirements through the 718th Civil Engineer Squadron (718 CES).

1.4 GOVERNMENT FURNISHED EQUIPMENT/MATERIAL (GFE/GFM)

The following GFE/GFM will be provided:

a. None

2 SITE CONDITIONS

2.1 WORK SITE LOCATION

a. See attached maps. “Location Map – 43424”

b. Affected facilities / infrastructure are:

(1) B43424

c. Occupancy of Premises

(1) Government personnel may not occupy surrounding facilities not under active construction.

(2) The Contractor will have full access during authorized working hours and shall be responsible for securing the construction area daily.

2.2 AS-BUILT DRAWINGS

See attached drawings as a reference.

The Government bears no responsibility for the accuracy or completeness of these drawings. Contractors shall conduct field investigations of the affected facility to ascertain the actual existing conditions prior to beginning the design. The Contractor is solely responsible for any errors, omissions, delays, or additional costs attributed to the failure to do so.

2.3 REGULATED BUILDING MATERIALS

a. Asbestos Containing Material / Lead Base Paint (ACM/LBP)

b. The project may require additional sampling and testing of ACM/LBP to previous sampling report. The Japan Environmental Governing Standards (JEGS) will be followed during the sampling process and testing. See Attachment-9a Section 01 57 19.01, Temporary Environmental Controls – Kadena Air Base

2.4 USE OF LATRINE AND UTILITIES

These facilities do not have restrooms. Contractor is responsible to supply and maintain portable bathrooms at each location. Ensure that these are securely mounted and/or bolted down.

3 PROJECT PHASING & SCHEDULE

3.1 PERIOD OF PERFORMANCE

a. The Period of Performance (POP) allowed on this contract is detailed below. The Contractor shall be required to complete the entire work, ready for use. This includes material submittals, government reviews, material procurement, unfavorable weather, and construction time. The time for completion shall include final cleanup of the premises. The Government may stagger the construction times for each project.

Days for Design: 150 calendar days

Days for Construction: 455 calendar days

Total POP 605 calendar days

b. Notice to Proceed.

(1) Day one of the POP is the day after the day the Contracting Officer issues the Notice to Proceed (NTP) on the design. If no serious issues are identified during the Pre-Design Conference, the Contracting Officer normally issues the NTP at the end of the conference.

c. Close-Out

(1) All requirements of this contract including the design, submission and Government review of submittals, resolution of design issues, material acquisition, on-site construction work, site clean- up, close-out submittals, and return of the facility, ready for use, must be completed by the last day of the

POP.

3.2 PRE-DESIGN MEETING

a. Within 10 days of receiving the notice of award, the Contractor will schedule a Pre-Design Meeting with the Contracting Officer, Civil Engineer Squadron (CE) Project Delivery Team, and other project stakeholders.

b. At the Pre-Design Meeting, the Contractor shall submit a Project Schedule for review by the Government and re-submit updates, as necessary, until project completion.

c. During the meeting, the Contractor may ask any questions pertaining to the contract, including questions pertaining to the design, progress schedule, or other issues. If requesting changes to any elements of the contract, submit a written explanation justifying the change(s), accompanied by diagrams, technical data, and any other justifying documents to the Contracting Officer. The Government recognizes only those changes agreed upon in writing by the Contracting Officer as official changes to the contract.

3.3 DESIGN

a. Design Schedule

(1) The design work shall be completed in accordance with the following sequence/timeframe. Written approval from CO is required to proceed to the next level of design submittal. Contractor shall attend review meetings as scheduled.

DESIGN SCHEDULE SHALL BE COMPLETED WITHIN

Submit 35% Design Documents 40 calendar days after NTP Government 35% Design Review 10 calendar days after submission Submit 65% Design Documents 35 calendar days after 35% design approval Government 65% Design Review 10 calendar days after submission Submit 95% Design Documents 35 calendar days after 65% design approval Government 95% Design Review 10 calendar days after submission

Submit Revised 95% Design Documents 10 calendar days after 95% design approval

Design Subtotal: 150 calendar days

b. Design Review Meetings

(1) The Contractor shall attend meetings with the Government at the 65% and 95% design stage to discuss details of the design with Government stakeholders. Submit all required design documents just prior to, or at the onset of each meeting.

(2) The Contractor shall prepare all meeting minutes to document both party’s comments and distribute copies to attendees via email within 3-working days after each meeting.

(3) The Contractor shall provide a proper resolution for all legitimate issues brought up by Government reviewers and return the completed PACAF Form 225 within 14 days.

3.4 CONSTRUCTION

a. Pre-Construction Conference: The Contractor shall request a pre-construction conference with the Government no later than 35-calendar days prior to the start of on-site work.

b. Construction Schedule:

SITE WORK/CONSTRUCTION SCHEDULE SHALL BE COMPLETED WITHIN

a) Material Submittals: 30 calendar days after 95% design approval

b) Government Material Review: 15 calendar days

c) Procurement of Materials: 100 calendar days

d) Construction Time: 300 calendar days

e) Unfavorable Weather: 10 calendar days

Construction Subtotal: 455 calendar days

c. Follow the working hours and days listed in the specifications. To wit, “Normal Construction Working

Hours and Work Days shall be from 07:30 to 18:00, Monday through Friday, excluding U.S. Federal holidays.”

(1) Work outside of normal hours or days is prohibited without written approval of the Contracting Officer.

(2) Federal Holidays are listed in the specifications.

d. Weather Delays: The Contractor shall provide a weather delay request within 10 days of unfavorable weather that caused the work delay per FAR 52.249-10(b)(2).

e. Start Work Notification

(1) No less than 7 days prior to the start of on-site work, the Contractor shall inform the Contracting Officer and CE PM in writing of their intended start date. The Contractor must have a fully coordinated the Work Clearance Request (AF Form 103) and have received approval of the Environmental Protection Plan (EPP) prior to being authorized to start on-site work.

(2) See specifications for details concerning the AF Form 103.

(3) See Section 01 57 19, TEMPORARY ENVIRONMENTAL CONTROLS, for details about drafting and submitting the EPP.

f. Long lead items can be purchased at the 65% mark to reduce risk of schedule delays.

4 DESIGN REQUIREMENTS

4.1 DESIGN CRITERIA

a. See specification section 01 33 16.00 10, DESIGN DATA AFTER AWARD.

5 SUBMITTAL REQUIREMENTS

5.1 GENERAL

a. See specification section 01 33 00, Submittal Procedures; and section 01 78 00, Closeout Submittals.

b. Submittals for all materials and shop drawings must be coordinated and approved by the 718th Civil Engineer Squadron (718 CES) Project Manager.

c. Project design will be coordinated with the 18th Contracting Squadron (18 CONS), the Using Agency, 718 CES and other agencies involved in project reviews.

d. The Contractor’s licensed Architects and Engineers shall stamp, date, and certify all professional design documents. Provide proper credentials prior to beginning design work. Construction documents must be stamped, signed and dated prior to construction and upon completion of the project.

e. Submit a Basis of Design document, that show the design analysis calculations, for each construction discipline, with the 65% and 95% design submittal.

5.2 SUBMITTAL DOCUMENT FORMAT

See specification section 01 33 16.00 10, Design Data (DESIGN AFTER AWARD); section 01 78 00, Closeout Submittals; section 01 78 23, Operations and Maintenance Data; and section 01 78 24.0010, Facility Data Requirements.

a. Submit all design documents at each stage of the design and acceptance process.

b. Provide two sets for each submittal: one set for 18 CONS/PKC and one set directly to the 718 CES/CENM flight managing the project.

c. A set consists of one printed hard copy of each submitted document and a CD-R, DVD-R, or CD- ROM containing all of the documents.

d. Do not use media recorders that burn discs regionalized for Japan only. Media must be regionalized for the United States or not regionalized at all.

e. Hard copies shall be submitted per the following schedule:

Submittal

35% sets

65% sets

95% sets

Revised 95% sets

1 B1 Drawings (full size) 1 1 1 1 2 Specification Package with AF IMT 66 2 2 2 2 3 Annotated Design Review Comments 1 1 1 1 4 Design Analysis/Calculations 2 2 2 2 5 CD-R (all contract documents) 2 2 2 2 6 Draft DD Form 1354 2 7 Draft Progress Schedule 2 2 2 2 8 Approved EPP 1 1 9 Detailed Cost Estimate (Contractor’s bid) 1 1 1

6 OTHER REQUIREMENTS

6.1 GENERAL

The project engineer, the user, and 18 CONS/PKC representatives shall accompany the Contractor to conduct joint job site inspection prior to initiation of the site work.

7 PRE-FINAL INSPECTION

The Contractor shall conduct a pre-final walk-through inspection in the presence of the COR and CE Project Manager and publish the pre-final inspection findings in a pre-final inspection report. The pre-final inspection shall be conducted a minimum of 10 calendar days before the final inspection date. A Beneficial Occupancy Determination (BOD) may be required for certain areas if it is in the best interest of the Government.

7.1 FINAL INSPECTION

a. The final inspection report shall certify that all Contractor construction contract requirements have been met.

b. The Contractor shall complete a DD Form 1354, Transfer and Acceptance of DoD Real Property, for Government approval. Submit a draft version of the DD Form 1354 with the 95% design documents.

Submit an interim DD Form 1354 at the pre-final inspection and a final DD Form 1354 prior to final invoice. Prepare the DD Form 1354 in accordance with UFC 1-300-08, Criteria for Transfer and Acceptance of DoD Real Property.

8 ENVIRONMENTAL COMPLIANCE CRITERIA

8.1 GENERAL ENVIRONMENTAL COMPLIANCE

a. The Contractor shall draft and submit an Environmental Protection Plan (EPP) per specification section 01 57 19.01, TEMPORARY ENVIRONMENTAL CONTROLS, and comply with the plan during the entire period of performance.

(1) Be advised that on-site construction work can not begin until Government approval of the Contractor’s EPP. The AF Form 103 Work Clearance Request will not be approved until the EPP is approved.

(2) Submit the above items early to avoid a delay in the construction schedule. The Contractor is solely responsible for any delays attributed to the Government’s disapproval of plans that do not meet the contract requirements.

b. REQUIREMENTS FOR HAZARDOUS BUILDING MATERIALS

c. For unexpected discovery of hazardous building materials, comply with specification section 01 57 19.01.

9 DETAILED DESCRIPTION OF WORK FOR B43424

9.1 B434241 PROJECT NUMBER LXFB241034

9.1.1 Structural:

a. Roof Rehabilitation:

(1) Demolish/Removal

i. Demolish existing built-up roofing.

ii. Demolish dispose of existing roof vents, edge plates, bar grills.

iii. Sandblasts clean the tops of roof precast units, precast connectors, steel purlins, trusses, and concrete canopy to remove rusts and expose bare steel, plates, connectors and bolts.

iv. Pressure clean existing transverse crack on concrete canopy.

v. Demolish, dispose all loose concrete spalls on the top side of the roof.

vi. Demolish, dispose existing roof vents, grills, roof flashings, roof trims.

vii. Sand blast or power brush clean to SSPC-6 condition all edges of trusses, purlins with observed corrosion damage.

viii. Demolish, dispose existing horizontal braces (1” Φ bars).

(2) Construction:

i. Seal depressions, gaps, spalls, other deformities on tops of precast units with polymer concrete.

ii. Install new unidirectional carbon FRP over the tops of the cleaned precast units. FRP fabric direction shall be perpendicular to truss spans. Carbon FRP sizes shall be designed by the contractor to BSE-2E performance level.

iii. Install new built up roofing over the newly installed FRPs.

iv. Install new roof ventilators, vents, edge plates, bar grills, bolts, clips.

v. Pressure epoxy grout existing transverse cracks on roof canopies. Saw-cut canopy slabs at least ¾” deep between grids 4 and 5 and between grids 7 and 8.

vi. Install new hot mapped asphalt roofing on top of concrete canopy. Install new roof drains.

vii. Install new steel sway braces tying the existing steel purlins to the truss bottom chords. Locate steel sway braces at the 2nd, 3rd, 9th, and 10th truss bottom chord panel points.

viii. Install a row of diagonal rod braces and struts on each longitudinal side of the building. New diagonal rod braces shall be installed along the truss bottom chords plane.

ix. Epoxy coat all sandblasted or power brushed cleaned steel surfaces with epoxy paint applied to a minimum thickness of 50 mils.

b. Loading platform and overhead canopy rehabilitation:

(1) Demolish/Removal

i. Saw cut tops and bottom surfaces of the canopy slab transversely between grids 4 and 5 and between grids 7 and 8. Saw cut depth to a maximum depth of ¾ inches at the top and ½” at the bottom surfaces of the canopy.

ii. Air and water pressure clean all observed cracks.

iii. Remove all loose concrete spalls, or uneven concrete surface.

iv. Demolish/dispose existing hot mopped asphalt to expose cracks or spalls.

v. Demolish/dispose loading platform edge angles. Demolish loading platform rubber fenders and connections.

(2) Construction

i. Seal observed cracks, spalls and concrete depressions with polymer concrete.

ii. Seal new saw-cut lines with rubber sealant or elastomeric sealants (top, front, bottom sides).

iii. Vee-cut loading platform canopy top and bottom (at 3 locations preferably located at 1/3 building length) to a maximum depth of ¾” tops and bottoms.

iv. Make 2-Vee-cuts transversely at loading platform slab on grade to break the slab on grade into 3 panels. Vee-cut max depth 1 ½ inch. Clean vee-cut line and seal with elastomeric (rubber)

c. Walls and concrete columns Rehabilitation:

(1) Demolish/Removal

i. Demolish existing angles at sliding door headers, including door frames, bolts and other c corroded steel components.

ii. Demolish corroded steel door guide tracks.

iii. Demolish and dispose existing steel sliding doors, swinging doors, roll-up doors, steel frames, brackets, anchors, steel guide tracks, louver frames.

iv. Demolish and dispose existing steel ladders.

v. Demolish, dispose of existing CMU’s interfering with the placement of new FRP’s

(2) Construction

i. Install new hot dipped galvanized angles at sliding door headers, frames, bolts and other accessories.

ii. Install new galvanized steel ladders with built in fall protection devices and lockable anti-vandal devices.

iii. Pressure epoxy grout all observed open, loose, or cracked masonries or masonry joints. Fill concrete depressions caused by spalls or cracks with polymer concrete.

iv. Install new CMU’s to replace removed CMUs after placement of FRP reinforcements.

v. Contractor shall design for the installation of 2 layers of unidirectional FRPs (Fiber Reinforced Polymers) on the interior faces of masonry wall to extend from top of slab on grade to bottom of roof precast materials. Unidirectional carbon fabric direction shall be installed perpendicular to each other. Carbon fabric shall be coated with intumescent paints after installation for fire resistance. Contractor shall submit FRP strengthening design based on BSE-2E structural performance level.

vi. Wrap all existing concrete columns with two layers of unidirectional carbon FRP to existing augment existing column rebar and hoops capacities in meeting BSE-2E structural performance level. Inner layer FRP shall be installed in vertical direction and outer layer FRP in the horizontal direction.

9.2.1 Architectural:

a. Demolish/Removal

(1) Abate ACM/LBP contain material where shall be disturbed by this project.

(2) Remove and dispose existing floor coating with marking and joint seals.

(3) Remove existing damaged pipes, conduits and downspout on the interior/exterior of the building.

(4) Remove existing bracket/fixtures that support pipes, conduits and downspout on the interior/exterior of the building.

(5) Remove existing intrusion protection attached underside of the roof slab.

(6) Remove existing louvers with frame and all related accessory/hardware include intrusion protection.

(7) Remove existing traffic rubber bumpers with all related accessary/hardware in the loading platform.

(8) Remove existing stairs with handrail/guardrail in the loading platform.

(9) Remove existing slip resistance finish on the slope.

b. New construction/Installation work

(1) Repair concrete floor by removal of existing floor coating, prepare surface to receive new coating, repaint with non-slip industrial paint, coat with marking, joint seals and wall base. Modify the concrete floor surface such as leveling if necessary.

(2) Provide surface preparation such as clean, repair, and caulk surfaces. Paint with marking all interior surfaces over existing wall and ceiling. The paint color shall be selected by user.

(3) Provide surface preparation such as clean, repair and corrosion control. Paint all existing roof trusses.

(4) Replace/repair/install exposed pipes, conduits and downspout with bracket/fixtures that support those items. Paint those to match the existing finishes.

(5) Clean (remove oil, grease and loose foreign matter, including, mildew, plant growth, dirt, and corrosion products), repair damaged exterior surfaces. Remove all blistering and flaking paint. Seal and caulk all repaired exterior surfaces. Prepare all surfaces and repaint over existing exterior surface.

Building number shall be repainted per base standard.

(6) Install new corner guards where needed.

(7) Install new lovers with frame and all related accessory/hardware include insect screen and intrusion protection in storage area.

(8) Install new intrusion protection for the opening on the underside of the roof slab.

(9) Install new traffic rubber bumpers with all related accessary/hardware in the loading platform.

(10) Install new stairs with handrails/guardrail. New stairs and handrails shall comply with all design criteria.

(11) Provide surface preparation such as clean, repair surfaces. Apply slip resistance finish on the slope.

The finish color and pattern shall be selected by user.

(12) Repair all existing architectural components affected by this repair project. All finishes to match the existing configuration.

c.

Architectural note:

• The intent of this project is to paint over existing surface finishes. However, asbestos and Lead-Based Paint (LBP) have been detected at this facility. The contractor shall abate the asbestos and lead based paint if the contaminated area has to be disturbed during surface preparation. The Contractor shall prepare surfaces using non-abrasive cleaners and tools to avoid disturbing the surfacing materials and encapsulate the prepared surfaces with the new paint.

• The new material shall meet all standards and code. Also, the new material quality shall be equal or better than existing material.

9.3.1 Electrical

a. Demolition/Removal

(1) Remove and dispose of the existing electrical panel, conduits, wires, and all associated parts with the electrical system

(2) Remove and dispose of the existing lighting ballasts, conduits, and wiring that interfere with the concrete spalling repair work and the steel truss work

(3) Remove and dispose of the existing lighting switches, wiring, and all associated parts

(4) Remove and dispose enclosure for roll up door if internals can be reused

(5) Remove and dispose of any broken or failing NO. 6 Copper Cable or equivalent that connect existing metal of the facility directly to ground

b. Construction

(1) Provide and install new electrical panel with Class 1, Division 1 rating according to the NFPA 70 Article 500 with a main breaker and all new circuit breakers

(2) Provide and install all new wiring, conduit, lighting ballasts, and all associated parts that are of Class 1, Division 1 rating according to the NFPA 70 Article 500 that interfere with concrete spalling repair work and the steel truss work

(3) Provide and install all new wiring, conduits, and light switches that is Class 1, Division 1 rating according to the NFPA 70 Article 500 for the interior

(4) Provide and install new NEMA 4X for roll up door if the internal controls can be reused

(5) Provide and install new NO. 6 Copper Cable or equivalent that connect directly

10 ACM / LBP-RELATED WORK

10.1 General

a. The Contractor shall ensure all ACM/LBP related assessments, surveys, sampling, reporting, abatement plan design and execution, and waste disposal is conducted by trained and certified in accordance with the applicable Code of Federal Regulations (CFR) and the requirements in the specifications and supplements identified in the SOW.

10.2 Abatement of Identified Materials for B43424

a. Find all identified items in the ACM and LBP summary report

11 ATTACHMENTS

1. Specifications for General Requirements and Existing Conditions

2. Work Site Location Maps

3. Technical Specifications a Section 01 33 16.00 30 18WG Design Criteria Guide b Section 01 33 00-A, 18 WG Submittal Guide c DESR6055.09 d UFC 4 420 01 2025

4. Kadena Design Guide

5. Additional Environmental Specifications a Section 01 57 19.01, Temporary Environmental Controls – Kadena Air Base b Section 02 82 00, Asbestos Mitigation c Section 02 82 00.00 30, Asbestos Mitigation–18 Wing d Section 02 83 00, Lead Mitigation e Section 02 83 00.00 30, Lead Mitigation–18 Wing

6. As-Built Drawings

7. Special Contract Requirements

8. Other Contract Requirements

9. ACM LBP Survey

11 ATTACHMENTS