654EVERGREEN SHRUBS

SECTIONS 654

New Hampshire Department of Transportation Standard Specifications – 2016 (Needle and Broadleaf) Description

1.1This work shall consist of furnishing and planting evergreen shrubs (needle and broadleaf) of the specified size and type at

the locations shown or as ordered. Materials

2.1Materials shall conform to the requirements of 650.2.

Construction Requirements

3.1Construction requirements shall be as prescribed in 650.3 and when directed, shrubs shall be guyed in the same manner as

trees, as prescribed in 650.3.9.1. Method of Measurement

4.1Evergreen shrubs will be measured as prescribed in 650.4.

Basis of Payment

5.1The accepted quantities of evergreen shrubs will be paid for at the Contract unit price per each for shru bs of the specified

sizes and species complete in place. Pay item and unit: 654. (Specific Evergreen Shrub) Each

SECTIONS 655 & 656

New Hampshire Department of Transportation Standard Specifications – 2016 SECTIONS 655 AND 656 -- DECIDUOUS SHRUBS Description

This work shall consist of furnishing and planting deciduo us shrubs of the specified size and type at the locations shown or

as ordered. Materials

Materials shall conform to the requirements of 650.2 as amended below.

2.2Sweetfern sods shall be 12 by 12” sods, 2-1/2 to 3” thick. All sods shall have 3 or mor e woody stems of native sweetfern

plants with original natural soil surrounding the roots. Sods shall be free from noxious weeds.

2.3When the plans call for smooth and staghorn sumac, collected, the plants furnished shall be a mixture of approximately 40

percent of the smooth variety and 60 percent of the staghorn variety unless otherwise permitted. 2.3.1 Sumac plants shall be at least 2 years old. The minimum allowable caliper of the stem shall be 1/4 ”, measured at least 6” above the ground. Plants higher than 5 ft. shall not be collected . The main roots (rhizomes) shall be at least 6 ” long each side of the stem. The top may be pruned prior to or after planting, provided the remaining plant is not less than 18” high. Construction Requirements

Construction requirements shall be as prescribed in Section 650.3 as amended below.

3.2Deciduous shrubs shall be pruned in the same manner as specified for trees in accordance with 650.3.11, except that sumac

shrubs shall not be pruned in the fall.

3.3Sweetfern.

3.3.1 Collection of sweetfern may be made during the dormant season, but not later than May 1 except by permission. Planting of the item may start as early in the spring as the ground may be worked and shall be completed no later than June 1 except by permission. Protection from dehydration during collecting, storing, and planting shall be as described under 650.3.3. 3.3.2 The roots of sweetfern plants, unless otherwise ordered, shall be planted horizontally in freshly prepared (moist) pits at a depth of 4 to 6”, at the spacing shown on the plans. The stem section of the crowns shall be cut back to approximately 2 to 3 ” above the ground or so that it will appear approximately 1” above the mulch or as directed. Before the ground around the planting has had time to dry out, an application of hay mulch shall be applied at the rate of 3 to 4 tons per acre or as ordered. 3.3.3 No fertilizer will be required with planting of sweetfern. 3.3.4 When sweetfern sods are required, sods shall not be stored in suc h a manner as to compress the thickness of the sod below the minimum 2 -1/2” specified. Generally, storage will not be permitted for longer than 5 days. Sods which have been stored beyond this time limit and sods which have become dried out or broken prior to placement in final position may be rejected. 3.3.4.1 Sods shall be firmly incorporated into the soil at the designated spacing. Hay mulch shall be required as specified in

3.3.2The Contractor shall take all necessary precautions in maintaining a h ealthy sod from the date of actual planting until

Acceptance.

3.4Sumac.

3.4.1 Sumac plants may be collected until May 25. 3.4.2 The plant pit shall be dug large enough to easily accommodate the root system with 1/3 ft3 extra on the bottom. At least 1/3 ft3, approximately 12 quarts of loam well mixed with 1/2 lb. of dehydrated cow manure shall be added before the plants are placed in the pit. Method of Measurement

Deciduous shrubs will be measured as prescribed in Section 650.4.

4.2Sweetfern sods will be measured per each 12 by 12” sod.

SECTION 655 & 656

New Hampshire Department of Transportation Standard Specifications – 2016 Basis of Payment

The accepted quantities of deciduous shrubs will be paid for at the Contract unit price per each for shrubs of the specified

sizes and species complete in place. 5.1.1 Hay mulch used in connection with sweetfern will be subsidiary. Pay items and units: 655. (a) (Specific Deciduous Shrub) Each 656. (a) (Specific Deciduous Shrub) Each

shrubs on the landscape list used by the Department.