02822_02Sod.doc

SECTION 02822

Legacy buffalograss SOD and plugs

PART 1 - GENERAL

1.1 SUMMARY

A. This work shall consist of preparing the bed; furnishing, cutting, hauling, and laying legacy buffalograss sod and installing legacy buffalograss plugs.

1.2 MEASUREMENT

A. Area computations will be based upon surface measurement.

1.3 PAYMENT

A. The accepted quantities will be paid for at the contract unit price for each pay item shown in the BID SCHEDULE.

PART 2 – PRODUCTS

1.4 REQUIREMENTS

A. Materials shall meet the requirements of the following Subsections:

1. Fertilizer:

a. Fertilizer shall be a standard commercial grade and provide the minimum percentage of available nutrients recommended by the sod supplier for initial fertilization of legacy buffalograss sod and plugs.

2. Water:

a. Water is available thru the irrigation system quick disconnect valves near the pool site. The Forest Service will provide quick disconnect hose bib adapters for the Contractor to use.

3. Legacy Buffalograss:

a. Sod shall be living, and of the thickness shown below having a dense root system and reasonably free from noxious weeds and grasses. When the sod is cut, its top growth shall not be more than 3 inches in height and it shall have a minimum of 1 inch of soil and root zone backing. Sod from other than commercial sources will be inspected by the Contracting Officer (CO) at the source and shall not be cut prior to approval.

b. Plugs shall be to the same quality as specified for sod.

4. Pegs for Sod:

a. Pegs shall be of sound wood, at least 8 inches long, square or round and have a cross sectional area of approximately 1 square inch.

PART 3 – EXECUTION

1.5 SOURCES OF SOD

A. The CO shall approve sod obtained from other than commercial sources that have been in the business of supplying legacy buffalograss sod and plugs for a minimum of two years before cutting and delivery to the project. The contractor shall notify the CO at least 5 days before cutting begins.

1.6 SOIL PREPARATION & CLEANUP

A. Before delivery of sod, areas to be sodded shall be brought to the lines and grades SHOWN ON THE DRAWINGS and then plowed, disked, or harrowed or otherwise loosened. Cleanup shall include removal of stones larger than 2 inches in diameter, sticks, stumps, and other debris that might interfere with the proper laying or subsequent growth of sod.

1.7 TOPSOILING

A. Topsoil shall be placed where SHOWN ON THE DRAWINGS. Large clods, stones larger than 2 inches in any dimension, roots, stumps and other litter shall be removed and disposed of.

1.8 APPLYING FERTILIZER

A. Following soil preparation, cleanup, and topsoiling, fertilizer shall be uniformly spread at the rate recommended by the supplier for initial legacy buffalograss fertilization. Mechanical spreaders, blower equipment, or other approved methods may be used for spreading fertilizer after which the materials shall be incorporated into the soil by disking or other tillage.

1.9 LAYING SOD

A. Sod shall be laid on the prepared sod bed within 24 hours after cutting, except when stored in stacks or piles, grass to grass and roots to roots for not more than 5 days. Sod shall be protected against drying from sun or wind and from freezing. The moving and laying of sod shall be done when weather conditions and soil moisture are favorable.

spec writer: fill in method below:

B. Sod shall be laid when soils are moist. Dry sod bed areas shall be well moistened before sod is laid. Sections of solid sod shall be laid edge to edge with staggered joints. Openings shall be plugged with sod or filled with acceptable soil. After laying and joint filling, the sod shall be rolled or tamped to eliminate air pockets and provide an even surface. On slopes of 2:1 or steeper and in channels, sod shall be pegged on approximate 2-foot centers after tamping. Pegs shall be driven flush with the sod bed surface.

C. Plugs shall be installed in accordance with accepted industry standards.

1.10 CARE DURING CONSTRUCTION, WATERING, & TEMPORARY MAINTENANCE OF SODDED AREAS

A. Sod and plugs shall be watered when laid. Water shall be evenly distributed at a measured rate per unit of area. Watering shall be done so as to avoid erosion and prevent damage to sodded areas.

B. The contractor shall erect a flagline barricade on steel posts discourage people from walking on the new sod.

END OF SECTION 02822

02822 - 2

SODDING

02822 - 1

SODDING