A04_PEFO_Holbrook_Housing_Stucco_and_Concrete_Repairs_Statement_of_Work.pdf

REPAIR STUCCO AND REPLACE CONCRETE DRIVEWAYS AND SELECT SIDEWALKS AT HOLBROOK

HOUSING

Petrified Forest National Park, Division of Facility Management

Statement of Work

1. Project Introduction

a. Location – The Holbrook Housing units are located at 1109 North 8th Avenue, Holbrook, Arizona.

b. Description

i. The contractor shall repair, and finish coat the stucco on the exterior building walls and adjacent concrete masonry unit (CMU) walls on the following housing units. Final measurements are the responsibility of the contractor.

1. Holbrook House 1/2

a. Exterior wall surface - 3150 square feet (sf)

b. CMU walls – 1488 sf

2. Holbrook House 3

a. Exterior wall surface – 1520 sf

b. CMU walls – 792 sf

3. Holbrook House 4

a. Exterior wall surface – 1520 sf

b. CMU walls – 828 sf

4. Holbrook House Block A (5/6)

a. Exterior wall surface – 2775 sf

b. CMU walls – 350 sf

5. Holbrook House 7

a. Exterior wall surface – 1520 sf

b. CMU walls – 1575 sf (includes perimeter wall west of complex)

6. Holbrook House 8

a. Exterior wall surface – 1520 sf

b. CMU walls – 690 sf

7. Holbrook House Block B (9/10)

a. Exterior wall surface – 2775 sf

b. CMU walls – 480 sf

8. Holbrook House 11

a. Exterior wall surface – 1520 sf

b. CMU walls – 490 sf

ii. The contractor shall remove, prepare, and install new concrete driveways and sidewalks as identified (Section 10. Map and paint markings on site) of this document.

1. Concrete driveways – 260 sy

2. Sidewalks – 2,400 sf

3. Curbs – 330 lf

4. Precast Concrete Parking Bumpers – 22 each

c. Material Specifications

i. Stucco

1. Type II-V Low Alkali, high sulfate resistance cement-based plaster, Western Blended Products or approved equal.

2. Premixed cementitious patch and repair as manufactured by Western

Blended Products or approved equal.

3. Color controlled Portland cement, lime, and clean graded aggregate stucco finish, Western Blended Products or approved equal.

4. Products approved to accept color additive for a variety of colors.

5. Products approved for exterior application

ii. Concrete

1. Ready-mixed concrete with compressive strength of 4,000 psi at 28 days.

2. Aggregate size no greater than 1”

3. Slump to equal 4”

4. Air content to equal 6 percent

iii. Precast concrete parking bumpers

1. Height – 6”

2. Width – 10”

3. Length – 6’

d. Points of Contact

i. Contracting Officer (CO)

TBD

Arizona Major Acquisition Buying Office

1824 South Thompson Street, Suite 200

Flagstaff, Arizona 86001

ii. Contracting Officer Representative (COR)

Stanford Belinte

Petrified Forest National Park

One Park Road

Petrified Forest, Arizona 86028

iii. Facility Manager

Stanford Belinte

Petrified Forest National Park

One Park Road

Petrified Forest, Arizona 86028

2. General Requirements – This contract shall provide for the following work on the identified housing units (Sections 1.b.i-viii) with the following requirements:

a. Repair Stucco

i. Identify damaged sections to include areas with cracking, missing and/or separated stucco.

ii. Repair damaged sections by removing damaged stucco and install new stucco base coat in accordance with manufacturer’s installation instructions (Limited

Asbestos Survey Report available).

iii. Base coat thickness to match existing undamaged stucco finish.

b. Install Finish Coat

i. Prepare surface for new finish coat to include removing all bond-inhibiting materials including dirt, efflorescence, and other foreign matter. Loose material shall be removed by water blasting, sandblasting, or by mechanical wire brushing.

ii. Apply dyed finish coat layer with approved color to present a coarse finish up to

½”.

c. Remove Existing Concrete

i. Identify concrete to be removed.

ii. Remove concrete by saw cutting, hammer drill, and/or mechanical means, ensuring that existing structures, concrete, and other property are not damaged.

iii. Haul removed concrete off site to be properly disposed.

d. Site Preparation

i. Areas to receive new concrete shall be compacted to 95% of the Standard

Proctor Density.

ii. Minimum 1” gravel base shall be added to all areas receiving new concrete.

iii. Concrete forms installed to receive concrete shall be verified and approved by

COR prior to concrete delivery.

e. Install New Concrete

i. Driveways

1. Minimum thickness of 4” throughout.

2. Joints shall be 1” deep and properly spaced no farther than 10’ apart.

3. Concrete wire mesh reinforcement placed to ensure mesh is centered within the concrete.

4. Proper drainage shall be incorporated in placement of new concrete.

5. Place 22 new precast concrete parking bumpers.

ii. Sidewalks

1. Minimum thickness of 4” throughout.

2. Control joints shall be 1” deep and properly spaced.

3. Proper drainage shall be incorporated in placement of new concrete.

iii. Curbs

1. Back wall of curb shall be 10”.

2. Curb face height shall be 5”.

3. Curb width shall be 5”.

iv. Precast concrete parking bumpers

1. Placed at the direction of the COR.

3. Submittals

a. Data sheets on each product to be used, including:

i. Preparation instructions and recommendations

ii. Storage and handling requirements and recommendations

iii. Installation methods

iv. Maintenance requirements

b. Verification Samples:

i. For each product specified, sample, representing actual product, color, and finish

ii. Color palette of available colors for selection by the government

c. Manufacturer’s warranties

4. Quality Assurance

a. Cold weather requirements, provide heat and protection, as required to protect from freezing, during and at least 24 hours after application.

b. Warm weather requirements protect stucco against uneven and excessive evaporation and from strong flows of dry air; provide suitable coverings to deflect sunlight and wind.

c. Prepare products in accordance with manufacturer’s instructions

d. Perform work in accordance with manufacturer's installation instructions.

e. Installer Qualifications: Company specializing in installation of stucco and concrete like those specified in this project.

5. Regulatory Requirements

a. Conform to applicable standards for stucco installation requirements including but not limited to the following:

i. ASTM C11

ii. ASTM C150

iii. ASTM C926

iv. ASTM C1032

v. ASTM C1063

vi. ASTM C1861

b. Conform to applicable standards for concrete installation requirements including but not limited to the following:

i. ASTM C33

ii. ASTM C39

iii. ASTM C94

iv. ASTM C143

v. ASTM C150

vi. ASTM C231

6. Pre-Installation Meeting

a. Convene meeting not less than one week before starting work.

b. Review methods and procedures related to stucco repair and finish coat installation.

c. Review and finalize construction schedule and verify availability of materials, personnel, equipment, and facilities needed to make progress and avoid delays.

d. Review governing regulations and requirements for insurance and certificates if applicable.

e. Review temporary protection requirements for work to be performed in accordance with manufacturers recommendations and warranty requirements.

7. Delivery, Storage and Handling

a. Deliver materials to project site in original containers with seals unbroken and labeled with manufacturer's name, product brand name and type, date of manufacture, and directions for storing and mixing with other components.

b. Store materials in their original undamaged containers in a clean, dry, protected location and within the temperature range required by manufacturer.

c. Store and dispose of solvent-based materials, and materials used with solvent-based materials, in accordance with requirements of NPS authorities.

8. Other Provisions

a. Contractor shall provide a construction schedule to the Contracting Officer at the preconstruction conference. Please provide at least 48-hour notice to the Contracting

Officer prior to mobilization and commencement of work.

b. Contractor shall provide for the safety of employees engaged in project work in compliance with OSHA regulations. “Tailgate” safety meetings shall be held once before the commencement of work and at least once weekly thereafter.

c. Petrified Forest National Park reserves the right to inspect the work in progress at any time, without prior notice to the Contractor.

d. Unless other arrangements are made in advance, project work may be undertaken during the hours of 8:00 am to 5:00 pm, Monday through Friday. No work shall be scheduled on Federal holidays or weekends without prior approval from COR.

e. Contractor is responsible for daily cleanup or work areas, securing and disposing of loose items that could become windblown, trash collection and removal, and providing temporary restroom facilities to accommodate workers on site. Portable toilets must be removed from site within five (5) working days of work completion.

f. Site Visit - A pre-bid meeting and site inspection tour will be held at 1109 North 8th

Avenue, Holbrook, Arizona.

g. The Government will not furnish any property other than necessary utilities for this project. If damage occurs to an unknown utility, Contractor shall repair the utility.

h. Hauling - Contractor shall comply with all legal load restrictions in the hauling of materials.

i. Permits – Any and all mandatory permits, inspections, calibration, and documentation required to do the described work shall be obtained by the Contractor, and any costs involved shall be included in the contract price.

j. Disposal – Unless otherwise specified, all removed material becomes the property of the

Contractor and shall be disposed of out of the work area.

k. Accident Prevention – The Contractor is expected to ensure a safe environment for all personnel and visitors and shall comply with all applicable sections of the Occupational

Safety and Health Act (OSHA). In case of conflicts between federal, state, and local safety and health requirements, the most stringent shall apply. Equipment or tools not meeting OSHA requirements will not be allowed on the project sites. Contractor must meet the requirements of The National Institute for Occupational Safety and Health

(NIOSH) for personal protective equipment. Contractor must have a first-aid kit available at the work site. The Contractor shall report all accidents to the COR as soon as possible and assist the COR and other officials, as required, in the investigation of the accident.

l. Air and Water Pollution Control – Contractor shall take all necessary reasonable measures to reduce air and water pollution by any material or equipment used during construction. Do not dispose of volatile wastes or oils or any other material in drains.

m. Project Closeout – The Contractor shall request in writing a final inspection.

i. Before requesting the final inspection, the Contractor shall remove all tools, equipment, surplus materials, rubbish, and restore to original condition surfaces or structures that are damaged due to work of this contract.

ii. At the time of final inspection, the project shall be complete.

iii. When work is determined to be substantially complete, the CO and/or COR will prepare a list of deficiencies to be corrected before final acceptance.

iv. The Contractor shall complete the work described on the list of deficiencies within ten (10) calendar days, weather permitting.

v. If the Contractor fails to complete the work within this time frame, the

Contracting Officer may replace, repair, or remedy the work with an appropriate reduction in the contract price.

n. If work is not determined to be substantially complete, Contracting Officer will notify Contractor in writing. After completing work, Contractor shall resubmit certification and request a new final inspection.

9. Warranty

a. Contractor's Warranty – The contractor shall warrant the stucco repairs and finish coat with respect to workmanship and proper application for a minimum of two (2) years.

10. Map a.

11. Bid schedule

Bid Item Description Quantity Unit Unit Cost Total

1 Stucco Repair 1 Job

2 Concrete Repair 1 Job

Total