SOW Revitalize and Seal-7-25-23.pdf

STATEMENT OF WORK

Department Of Veterans Affairs TVHS, Nashville Campus

Requirements For Construction Services Project 626-22-502

Revitalize and Seal Building Exteriors

1. SCOPE OF WORK

Furnish all labor, material, equipment, and supervision necessary to accomplish project 626-22-502 to "Revitalize and Seal Building Exteriors” of Building #1 and the Parking Garage at the VA Tennessee Valley Healthcare System, Nashville Campus, 1310 24th Ave South, Nashville TN. Restore the building exterior by cleaning and repairing the exterior glazed brick façade. This also includes the retaining walls and front steps. Repairs include repointing, masonry restoration, replacing degraded sealant/caulk and replacing failing brick caps. Repairs and cleaning include all items within, abutting or attached to the glazed brick façade, such as windows, doors, storefronts, vestibules, louvers, flashing, sills, canopies, overhangs, retaining walls, etc. The glazed brick is mainly white, but there is some teal. Improvements do not include red brick facades/structures or architectural metal panels.

Contractor shall develop a plan utilizing a team of experienced, professional tradesmen to ensure identified issues are corrected properly. The contractor shall provide the VA with certifications and warranties. All construction work shall be complete within 140 calendar days, including submittals, final inspection, corrections, quality control, and closeout / release of claims.

2. PROJECT WORK & OBJECTIVES

Prior to bid, the contractor shall investigate the site and survey the building exterior in order to gain the knowledge and insight necessary to plan, coordinate, and perform the construction in a professional and competent manner to accomplish the following work:

A. Replace 6500 LF of failing sealant / caulk in the glazed brick façade as follows:

1) 3500 LF of medium joints, such as retaining walls and brick caps (approximately ¾” to 1”)

2) 2000 LF of small joints, such as brick control joints (approximately ½” to ¾”)

3) 400 LF of larger joints, such as expansion joints (approximately 1” to 1 ½”).

B. Replace failing sealant / caulk surrounding the 20 windows. Refer to the elevations and notes (Attachment A) and coordinate with the COR.

C. Clean the glazed brick and mortar.

D. Perform repointing and masonry repairs. Refer to Attachment A elevations and notes.

Repointing will be focused on Class 2 and Class 3 repairs with limited Class 4 masonry repairs.

1) Total Class 2 repointing is approximately 10,000 SF.

2) Total Class 3 repointing is approximately 8,000 SF.

3) As part of Class 4 repairs, replace 200 bricks. VA will provide brick.

E. Where indicated, replace existing failing brick cap brick with new precast, engineered cementitious wall caps (approximately 75 feet x 26 inches).

F. Prep and re-paint steel lintels as follows:

1) All 180 steel lintels on the parking garage

2) 30 steel lintels on Building 1. Coordinate with COR.

3. General Requirements

A. DEMOLITION, PREPARATION, AND APPURTENANCES: Demolish existing materials and preparation as necessary to restore conditions or replace materials. Remove all appurtenances related or connected to (in, on, attached, or associated with) items being removed or demolished. Contractor shall remove and properly dispose of debris and items being demolished.

B. DO NOT SCALE OFF DRAWINGS/ELEVATIONS: Contractor shall not scale off drawings or elevations and shall not rely on scaled dimensions and measurements. Contractor shall take actual measurements in the field (for bidding purposes, material takeoffs, etc.).

C. VERIFY CONDITIONS: During the bid process, Contractors shall analyze conditions and develop unique, optimal proposals to revitalize the facade. It is the Contractor’s responsibility to thoroughly investigate all areas of the site to verify conditions, make accurate material takeoffs, and verify the required labor/manpower. All building and façade conditions are observable before the bid.

Since VA will allow extensive bidder inspection and survey, all resulting work (manpower /material/ processes) should be known and will not be considered as unforeseen. By submitting a bid the Contractor accepts the fact that all building conditions are observable and investigable at the time of the bid. It is the contractor’s responsibility to take all measures necessary to fully investigate to develop an accurate proposal. Professional commercial contractors are expected to be very familiar with their work/trade disciplines and must be able to accurately estimate this work. Contractor shall coordinate and test their cleaning process (solutions and steps) to ensure a successful result. Prior to bid, Contractors will be allowed to spot clean a brick panel to verify their cleaning products and methods are effective.

D. COORDINATE WORK: Contractor is responsible for coordinating work and coordination between trades to ensure work is performed in an orderly and uniform manner. Work locations, times, temporary measures, and protective measures shall be coordinated with and approved by the COR three (3) weeks in advance. Coordinate to protect traffic (pedestrian and vehicular) and vegetation.

Work above entryways shall be performed after-hours or on weekends.

E. RESTORE TO MATCH EXISTING: When making repairs, restore the exterior to a like-new condition. Unless noted otherwise, match existing construction (materials, layers, grout, texture, thicknesses, etc.). Prepare substrates as necessary and required for a lasting repair. Match existing facility finishes, materials, colors, and textures. Provide samples and test panels for COR approval before proceeding with work. All work will be completed in a manner to maintain the look of the Medical Center Campus.

F. TEST PANELS: Prior to submittals or starting work, Contractor shall coordinate processes and locations w/ COR prior to doing test panels on the existing building facade for brick cleaning (two 10’x10’); joint sealant (10’ for each joint type), repointing grout (three 4’x4’) and painting (2 lintels).

Tests shall include proper surface preparation and backers. Test panels are in addition to identified quantities.

G. ENVIRONMENTALLY FRIENDLY: Detergent / solutions must be environmentally friendly and safe for drains. DO NOT use industrial strength or dissipative chemicals/solvents/cleaners. Use low VOC detergent solutions that can be diluted to ensure that the cleaning process is environmentally friendly. Ensure that detergent / solutions do not cause any damage (etching glass/paint/metals, killing vegetation and landscaping, etc.) or endanger pedestrians, visitors, patients, and staff. Any solutions being washed down drains or onto surrounding ground level must be sufficiently diluted to safe levels (biodegradable, non-toxic, non-hazardous).

H. PROTECT AND REPAIR DAMAGE: Protect finishes and items. Take care to prevent damage to existing items (equipment, finishes, landscape, vegetation, etc). Repair / replace / restore conditions that are damaged, marred or disturbed as a result of work.

I. MANUFACTURERS / VENDORS: The contractor shall coordinate with manufacturers/vendors to ensure proper selection and installation of materials. It is the Contractor’s responsibility to coordinate with vendors and perform work in accordance with all manufacturers’ instructions, recommendations, literature, details, etc., to ensure appropriate site preparation, materials, processes, methods, and installation. Manufacturers shall have been in business producing that specific product line for at least 5 years with vendors located across the nation with representatives in each U.S. region (Northeast, Southeast, West, Southwest, and Midwest). Product selection should include the contractor preparing test areas to ensure that products are suitable and match (brick cleaning, mortar joints, colors and textures, durability, etc.). The manufacturer’s instructions cannot override the project documents or modify the contract or release the contractor of responsibility or liability.

J. QUALIFICATIONS: The contractor shall employ competent construction services utilizing individuals who are knowledgeable tradesmen with suitable experience of a minimum 3 years.

K. COMPLIANCE/CODES/STANDARDS: The construction shall comply with all state, local, and federal guidelines, codes, and standards.

L. SUPERINTENDENT: Contractor must have a designated superintendent on the jobsite when work is ongoing. Superintendent must be 30-hour OSHA certified. Superintendent shall be qualified and act as the Quality Control (QC) agent. Superintendent shall provide daily reports, which shall also include any QC and photos.

M. SAFETY: The contractor’s safety manager is responsible for safety inspections of all contract operations. All VA and OSHA safety regulations shall be observed during the performance of work identified on this contract. All temporary measures, barriers, signage, detours, etc., shall be coordinated with and approved by the contractor’s safety manager to maintain safety and protection around the project work site.

N. PARKING: The Contractor will have one designated parking location. Working materials should be contained in this authorized truck/van. Drivers should be particularly concerned with pedestrian traffic, yielding to pedestrians. Seat Belt use is mandatory on all VA grounds.

O. QUALITY CONTROL: The contractor shall provide necessary professional quality control (QC) required to successfully monitor and complete construction. Contractor shall employ a technical professional to act as the project QC agent to inspect the cleaning, repointing, brick repairs and sealant/caulk installations. The QC agent shall inspect and produce a report with comments and before-and-after photos during the work at each location. Materials and installation methods of new work shall be coordinated among the Contractor, subcontractors, manufacturer’s representative and contractor’s Quality Control (QC) professional services prior to proceeding with work.

P. MINIMIZE DISRUPTIONS: Plan work to minimize disruptions with medical center operations.

The TVHS medical center campus is a full-service medical center offering a variety of inpatient, outpatient, specialty and psychiatric care. Contractor shall plan and execute the work based on this occupancy.

Q. SCHEDULING: Contractor shall provide project scheduling. To minimize impact to the medical center, some work will have to be performed after hours and on weekends. Schedule and plan work to accommodate the seasons and minimize weather related disruptions. Weather days should be planned into the schedule based on historical data. Schedule shall breakdown work into multiple work locations / areas, which are distinguished by separate barricades (controlled drop-zones).

R. COST CONTROL: The contractor shall plan and coordinate to control costs and stay within the proposal amount. Contractor shall employ cost monitoring and control measures. Contractor shall explore cost control alternatives if any overruns are experienced and inform the CO of the issues. The contractor shall employ a system of measures, such as timely pay applications, recurring project meetings in which cost and time overruns are discussed, effective product and material selection, efficient management of labor/trades and reduction of overall time (critical path).

S. SEALANT/CAULK: Replace deteriorated (unadhered, pulling away, fibrous, etc.) sections of caulking/sealant. Remove existing sealant/caulk and re-caulk/seal joints (vertical or horizontal) at the building exterior. Evaluate integrity of existing caulking/sealant. Replace sections are breaking-down, not bonded or unadhered (pulling-away). Furnish and install joint filler material (backer rod) as necessary for sealing/caulking joints. New sealant/caulk shall match existing. Do not seal weep holes.

Ensure internal gutters and weeps are not clogged or blocked. Implementing the QC process, ensure repairs are well bonded and water-tight / weather-tight. At the completion of work ensure that there is no water infiltration.

T. CRACKING MORTAR JOINTS AND TUCK-POINTING: Repair tuck-point portions of mortar joints. Address material that is compromised or deteriorated (cracking, loose, pulling away, crumbling, fibrous, breaking down, etc.). Mortar shall match existing in color and texture; provide two test areas to verify match for COR review. Tuck-pointing includes replacement of any damaged brick. VA will provide brick.

U. PRECAST CEMENTITIOUS WALL CAPS: Where indicated, removed the existing cap brick, mortar, and sealant/caulk. Install new precast, engineered cementitious caps. Refer to Cast Stone Masonry Section 04 72 00. Seal/caulk gaps.

V. BUILDING FAÇADE AND BRICK CLEANING: Heavy brick cleaning will be required on the masonry joints. Make multiple passes to clean and scrub the brick façade using detergent solutions and equipment such as boomed man lifts, suspended platform scaffolding (swing-stage), powered brush, and powered spray washer. A bosun’s chair is not approved for work but can be used for inspection. The facility does not have engineered anchor points, so the Contractor shall use weighted systems that are engineered and rated for suspended platform scaffolding and the load (provide engineering certification to COR). Contractor shall take care not to compromise brick mortar and sealant (by using the appropriate attachments, tips, angles, and adjustment). Contractor shall coordinate and test their cleaning process (solutions and steps) to ensure a successful result. Prior to bid, Contractors will be allowed to spot clean a brick panel to verify their cleaning products and methods are effective. At the conclusion of the cleaning, there shall be no evidence of dirt, grime, deposits, scale, efflorescence, mildew, or other growth on the building façade. Contractor shall provide any primary water, tanks and water filtering/treatment needed to complete the job. The contractor can use the facility exterior hose bibs to supplement their water tanks. The Contractor is ultimately responsible for water quality and any required filtration or treatment.

W. LINTEL PAINTING: Re-paint the identified steel lintels with rust and/or peeling paint at the building exterior/facade. Remove rust and loose or deteriorated materials. Sand, scrape and prepare, then apply a rust inhibiting primer. Apply 2 finish coats. Roll or brush paint; do not spray. Match existing colors. Ensure new paint is compatible with existing paint. Do not thin paint.

X. PROTECTION / SAFETY: Contractor is completely responsible for measures to ensure the safety of the visitors, staff, and patients during this project and shall provide all protection and temporary measures. The hospital will be occupied during project work, including other building levels, decks and elevated walkways. Take all measures necessary to eliminate hazards and to protect pedestrians, vehicles, and landscaping, including but not limited to barriers, blockades, fences, tape, signs, ramps, railings, covers, etc.

1) Temporary measures shall be coordinated with COTR and in place prior to demolition or construction.

2) Contractor shall not leave tools/equipment unattended.

3) In unrestricted areas (i.e. locations accessible to patients, visitors, and non-engineering staff), contractor shall limit site supplies to manageable quantities of working materials that are actively being installed.

4) Contractor is responsible for inspecting and maintaining proper safety measures and temporary provisions.

5) Temporary measures shall prevent access to construction areas by staff, patients or visitors, even when construction sites are unattended, and work is not ongoing.

6) Do not significantly inhibit visitors, staff, or patient traffic. Contractor shall maintain easily accessible routes to medical center services. Minimize effects of construction on walkways, pathways, routes, and building entrances/exits, etc.

7) Materials shall resist flame spread and smoke generation.

Y. SIGNAGE AND BARRIERS: The Contactor is to provide signage, barriers and fencing to prevent patients, staff and visitors from entering work zones or drop/splash zones below. Provide signage to reroute pedestrian traffic. Caution tape or signage alone is NOT sufficient. Contractor shall provide continuous physical barriers to prevent access and obscure sight. The Contractor is responsible for providing a plan for COR approval.

Z. Contractual Provisions: This SOW shall be considered as the most specific requirement for this project and shall quash any conflicting requirement(s) or terms. When the requirements/terms of the contract do not directly conflict, that provision shall be considered as an additional requirement.

4. Project Work Constraints

A. The contractor can place a weather-tight, prefab, metal storage container (Conex) onsite for the storage of supplies and items. Any contractor-owned items not in the container shall be within a barricaded/controlled work area or drop-zone with a contractor erected fence (minimum 6 feet-8 inches, sight-obscuring). The contractor may park 1 vehicle inside a work area.

B. Submittals must be given to the VA withing within 7 days of contract award. Contractor and the contractor’s Quality Control agent shall review/sign all materials, submittals before submission to the COR, providing comments and acting on the submittal (Approved, Approved As Noted or Rejected).

VA will review and act upon submittals within 7 calendar days. Submittals must be approved by all parties prior to the performance of work.

C. Contractor shall divide work into appropriately sized areas so work at that location can be completed within 2 weeks and to safely contain the work area / drop zone. Contractor must tailor their construction approach to each work area. Contractor can work multiple areas at once, given adequate material and labor.

D. Contractor shall plan, coordinate, and execute work to minimize disruptions to medical center operations. Contractor shall divide work areas into manageable sizes that can be actively worked to completion. Once construction starts on an area, there shall be no lapse in work (except for rain days) until the area is complete. There should be notable progress made each workday. Contractor shall plan and coordinate to maintain service and accessibility to the building, roads, and walkways during construction. Maintain suitable traffic and building access throughout construction, including maintenance & service access. The contractor shall not close-off or block traffic (pedestrian or vehicular) or entrances/exits without coordinating closures and establishing suitable detours and alternate entries/exits that do not jeopardize safety or cause an unreasonable inconvenience to staff, visitors, and patients.

E. Contractor shall coordinate with the COR and request (in writing) access to a work area/zone three (3) weeks in advance. If conditions prevent VA from turning over a requested work area, another area shall be coordinated.

F. As part of the work in each area, the contractor is responsible for temporarily moving VA items to prevent damage and clear Contractor work zones. Temporarily moves may include lifting, disconnecting/reconnecting, dismantling/re-assembly, etc. VA items may include, but is not limited to, exterior furniture, benches, decorative banners, signage, planters, etc.

G. After improvements have been completed in a work area/zone, the contractor shall complete their internal QC and make corrections before requesting a COR inspection. The contractor must correct any inspection items before moving to the next area.

H. After the work in an area is complete, the contractor shall restore each location and drop-zone to its original condition/arrangement. Contractor shall ensure the area is ready for use/traffic prior to removing barriers and temporary signage.

5. Scheduling and Duration– Portions of work that require shutdowns, excessive noise, or interrupt adjacent service operations shall be coordinated with the COR at least 14 days in advance. On-site work time shall be managed to minimize the effect on medical center. Period of Performance (including all work, submittals, lead times, inspections, QC, corrections, and closeout) is 140 days for bid item #1 (all work – Building #1 and Parking Garage) and 140 days for bid item #2 (Building #1). All “days” within this document refer to calendar days.

6. Inspections–The COR shall inspect the work called for in this project. Inspections shall be requested at least 7 days in advance by the contractor. Inspections made by the COR are for the sole benefit of the Government and do not relieve the Contractor of any quality control responsibilities. All work shall be inspected during installation and at final completion by the COR. COR inspections are in addition to Contractor QC inspections.

7. Warranty– Unless otherwise noted, all work (labor and materials) shall be warranted against defects in material and workmanship for a period of one (1) year. Sealant/caulking and precast concrete wall caps shall be warranted for 5 years.

8. Training- Training and M&O manuals will NOT be required.

9. Delivery and Storage– The contractor is responsible for all transportation, deliveries, and storage of materials and all associated costs. The Government will NOT provide storage space for the Contractor.

10. Fees and Mark-up – The contractor’s price to the government shall be all-inclusive, including all associated taxes, fees, costs, and services to complete the work.

11. Bid Items & Deduct – Contractor proposals shall include a bid deduct, producing two bid items. Bid Item #1 will include all project work for Building #1 and the Parking Garage. Bid Item #2 will deduct the work associated with the Parking Garage. Deducted work is indicated above as DEDUCT. In other words:

Bid Item #1 (All work – Building #1 and Parking Garage) – All work to replace to revitalize the exterior of Building #1 and the Parking Garage as indicated in the project documents and scope of work. Total duration is 140 days.

Bid Item #2 (Building #1) – All work in Bid Item #1, minus the work to revitalize the exterior of the Parking Garage as indicated in the project documents and scope of work. The work associated with Building #1 remains in the job. Total duration is 140 days.

12. Completion

A. Upon completing a segment of work (related to a location/task/objective), the Contractor shall leave the work area in a clean, neat, and orderly condition satisfactory to the Contracting Officer or the Contracting Officer's Representative (COR).

B. Upon completion of a segment of work, the Contractor shall demonstrate to the COR that all work is complete, compliant and the space/area is ready for use.

C. Request for final inspection shall be submitted in writing to contracting officer and COR a minimum of 14 days in advance of inspection date.

D. Professional Quality Control (QC) agent shall provide a signed final observation and certification report, noting all corrections, and certifying the work/systems as complete, and compliant.

13. Attachments: Appendix A – Elevations and Notes