Board Of Aldermen

D. Lawn Seed:

1. Grass Seed: Provide fresh, clean, new-crop seed complying with tolerance for
purity and germination established by Official Seed Analysis of North America.
Provide seed mixture composed of grass species, proportions with maximum
percentages of purity and germination, and a minimum percentage of weed
seed, as specified.

¢ 45% Turf Type Tall Fescue

¢ 20% Kentucky Bluegrass

* 20% Creeping Red Fescue

¢ 15% Perennial Ryegrass

Sow at rate of 6-7 Ibs. per 1000 square feet.

SECTION 02920
LOAMING AND SEEDING
PART 1 —- GENERAL
1.01 DESCRIPTION OF WORK:

A. This section covers all labor, materials, and equipment necessary to do all loaming,
seeding and related work for miscellaneous areas disturbed by roadway and sidewalk

construction and as herein specified.

Note: Loaming and seeding for miscellaneous areas disturbed by roadway and

sidewalk construction is subsidiary to the sidewalk items of work.
1.02 RELATED WORK:
A. Section 02300 - EARTHWORK
B. Section 02370 — EROSION CONTROL

3.07 CURBING:

A. The Contractor shall install curbing in accordance with the Construction
Requirements as specified in NHDOT Section 609.

3.08 SIDEWALKS:

A. The Contractor shall install sidewalks in accordance with the Construction
Requirements as specified in NHDOT Section 608.

3.09 PAVEMENT MARKINGS:

C. Final rolling of the top course or surface treatment pavement shall be performed by a
steel wheel roller weighing not less than 285 pounds per inch width of tread at a mix
temperature and time sufficient to allow for final smoothing of the surface and
thorough compaction.

Engineer, the Contractor shall remove the temporary pavement and install or regrade
the sub-base for installation of permanent pavement.

3.04 PERMANENT BITUMINOUS PAVEMENT:

A. The bituminous paving mixture, equipment, methods of mixing and placing, and the
precautions to be observed as to weather, condition of base, etc., shall be in
accordance with NHDOT Standard Specifications Section 401. The permanent
pavement patch shall be constructed as detailed on the plans.

B. BASE COURSE AND BINDER COURSE PAVEMENT:

F. The Tack Coat shall be considered subsidiary to the pavement items of work.

2.03 CURBING:

A. Curbing shall conform to the requirements of NHDOT Standard Specifications 609,
Items 609.01 or Item 609.02 as detailed on the plans.

2.04 SIDEWALKS:

A. Sidewalks shall conform to the requirements of NHDOT Standard Specifications
608, Items 608.12 or Item 608.24 as detailed on the plans.

2.05 PAVEMENT MARKINGS:

PART 2 - PRODUCTS

2.01 CRUSHED GRAVEL SUBBASE:

A. Crushed gravel subbase shall conform to NHDOT Item 304.3 Crushed Gravel, or
Item 304.4 Crushed Stone (Fine Gradation).

2.02 BITUMINOUS CONCRETE PAVEMENT:

A. The type of bituminous pavement courses to be utilized on this project shall be:

Roadway Pavement Section

Layer Description Thickness (inches)

Temporary Pavement (Single Course)
NHDOT 12.5mm Superpave 3” Arterial Streets
(50 Gyration Design)
2” Residential Streets

Permanent Wearing Course

American Society for Testing and Materials (ASTM):

ASTM D1557 Test for Moisture-Density Relations of Soils and Soil-
Aggregate Mixtures Using 10 Pound Rammer and 18-Inch
Drop

State of New Hampshire Department of Transportation (NHDOT) Standard
Specifications for Road and Bridge Construction, latest edition:

Section 304 Base Courses
Section 401 Plant Mix Pavements - Table 401-1, 401-2
Section 632 Retroreflective Pavement Markings

Prime and Tack Coats - shall conform to the NHDOT Standards

Federal Specifications:

SECTION 02745

ROAD RESTORATION

PART 1 - GENERAL

1.01

1.02

1.03

1.04

WORK INCLUDED:

2. The manhole shall be filled with water to the top of the cone section. If the excavation
has not been backfilled and observation indicates no visible leakage, that is, no water visibly
moving down the surface of the manhole, the manhole may be considered to be
satisfactorily water-tight. If the test, as described above, 1s unsatisfactory as determined
by the Engineer or 1f the manhole excavation has been backfilled, the test shall be
continued. A period of time may be permitted if the Contractor so wishes, to allow for