3897Sediment Control Log

3897.1SCOPE

Provide sediment control logs for slowing water velocities, filtering sediment, and diverting storm water runoff.

3897.2REQUIREMENTS

A Straw Provide straw logs meeting the following requirements and characteristics:

6 months to 9 months and with openings 1/2 inch by 1/2 inch

B Wood Fiber Provide wood fiber logs with the following requirements and characteristics:

6 to 9 months and with openings 1/2 inch by 1/2 inch

C Wood Chip Provide wood chip logs meeting the following:

openings with a service life from 12 months to 24 months

D Compost Provide compost logs meeting the following characteristics and requirements:

“Compost,” with at least 70 percent compost retained on the 3/8 inch Sieve

Material”

3/8 inch openings, with a target service life from 12 to 24 months

E Rock Provide rock logs meeting the following requirements and characteristics:

Aggregate for Concrete”

ASTM D6818, Standard Test Method for Ultimate Tensile Properties of Rolled Erosion Control Products, and a minimum Mullen Burst Strength of 175 pounds per square inch

F Coir Provide coir logs meeting the following requirements and characteristics:

G Wood Fiber and Blanket Provide wood fiber log placed on top of a rolled erosion prevention product meeting the following requirements;

minimum blanket roll width of 6 feet

H Anchoring Provide wood stakes for A, B, D, and G with the following dimensions; 1 inch by 2 inch and 22 inch to 24 inch long with a pointed end.

3897.3SAMPLING AND TESTING

Provide samples and sample sizes meeting the Schedule of Materials Control .