Synthetic GMAX Testing 2024.pdf

eVA Unsealed Bid February 2024

FAIRFAX COUNTY PARK AUTHORITY

SYNTHETIC TURF ATHLETIC FIELD GMAX TESTING

What: Fairfax County Park Authority (FCPA) is seeking bids from qualified, experienced, and independent third-party companies to conduct testing of impact attenuation (GMAX) of synthetic turf athletic fields.

Where: Fairfax County owns and maintains 103 synthetic turf athletic fields.

52 fields are located at 31 Fairfax County Public School (FCPS) sites and 51 fields are located at 31 park sites, all of which are dispersed throughout the County.

When: Testing will be conducted once in the Spring (March) and once in the Fall of 2024 (September). Fields that fail initial testing will be retested as necessary.

How: Testing must be conducted in accordance with ASTM standards F1936-19 – Impact

Attenuation of Turf Playing Systems as Measured in the Field and F355 – Test Method for Impact Attenuation of Playing Surface Systems, Other Protective Sport Systems, and Materials Used for Athletics, Recreation and Play. Additional data to be collected and reported at each field and drop location are as follows: 1. Free Pile Height (in millimeters), 2. Infill Depth (in millimeters), and 3. Field Surface Temperature

(Fahrenheit).

GENERAL INFORMATION

1. The successful bidder shall have the necessary staff, equipment, and experience to conduct Synthetic Turf Field GMAX testing in accordance with the ASTM standards listed.

2. Bidders are preferred but not required to be a member of the ASTM and the Synthetic Turf Council and have a licensed professional engineer on staff.

3. Each test shall be scheduled in coordination with the appropriate Park Authority Project Manager, to include regular updates and communications on progress of project completion.

4. Pricing shall be submitted as a cost per test/field.

DELIVERABLES

Task 1:

Each field will be individually tested by a contractor highly experienced and proficient in testing synthetic turf systems. The test includes 10 designated test locations per ASTM requirements with an average provided for each location and the entire field. An independent certified report shall be generated for each field indicating results, test methods and including all field data and photo documentation of each test location on each individual field.

eVA Unsealed Bid

Task 2:

At the conclusion of each seasonal round of testing, the Contractor shall provide a consolidated 1–2 page report; 1 each for FCPA fields and FCPS fields for each Spring and Fall testing period. Pricing should be included in the cost per field/test pricing per Task #1 above.

Each consolidated report must include a list of each site/field tested with the following:

1. Minimum GMAX value

2. Maximum GMAX value

3. Average GMAX value

4. Average Free Pile Height

5. Average Infill Depth

6. Pass or Fail status.

Task 3:

Contractor shall meet with Project Manager(s), and designated Property Owner(s), to review reports and prioritize the condition of each field to assist in facilitating any necessary repairs in a timely manner.

Pricing should be included in the price per field/test pricing per Task #1 above. Retesting of non-compliant fields may be required after necessary repairs are completed by others.

Anticipated Schedule:

Each test will be scheduled and communicated by the Contractor upon notice to proceed from the

Project Manager(s). The GMAX test reports shall be released to the Project Manager as soon as possible and within 5-7 business days of completion of the test.

Copies of Report:

The Contractor shall provide electronic copies of each report for each testing location. Hard copies to be provided upon request of the Project Manager(s).

February 2024