201201.5 MEASUREMENT and PAYMENT

WY · 2021 Standard SpecificationsBook pages 0–0View official source ↗

1 The engineer will measure:

Clearing and Grubbing by the acre [hectare] or the complete unit. The engineer will use one or more of the following methods:

1.1Area Basis. By the acre [hectare], within the limits specified or staked by

the engineer. 1.2.

Lump-Sum Basis. No measurement.

Clearing Trees in [mm] by the each. Trees less than 4 in [100 mm] in diameter will be classified as brush. Trees will be classified and measured in accordance with Table 201.5-1, Nominal Tree Size Measuring. Table 201.5-1 Nominal Tree Size Measuring Diameter of Tree at Height of 24 in [600 mm] Pay Item (in [mm]) Size Designation 4 to 8 [100 to 200] Over 8 to 12 [201 to 300] Over 12 to 24 [301 to 600] Over 24 to 36 [601 to 900] Over 36 to 60 [901 to 1500] Over 60 [over 1500]

6 in [150 mm] 10 in [250 mm] 18 in [450 mm] 30 in [750 mm] 48 in [1200 mm] 60 in [1500 mm]

2 The department will pay as follows:

Pay Item

Pay Unit

Measure to the Nearest

Clearing and Grubbing

LS, ACRE [LS, ha]

LS, ft [LS, 0.5 m]

LS, 0.01 ACRE [LS, 0.005 ha]

Cleaning Trees ____ in [mm]

EA [Ea]

129

Pay to the Nearest

Removal

202.1DESCRIPTION

1 This section describes the requirements for removing and disposing of obstructions or

appurtenances not specified to remain; salvaging material; backfilling trenches, holes, and pits; and removing and resetting mailboxes.

202.2MATERIALS

1 Provide

mailbox components as specified. Provide galvanized nuts, screws, bolts, and hardware.

202.3EQUIPMENT

1 If the contract includes pay items Milling Plant Mix, Milling Concrete, or Profile Milling

Plant Mix, remove the existing pavement using a power-operated milling machine. Provide a machine equipped to perform the following:

1.Remove a strip of material at least 6 ft [1.8 m] wide and 2 in [50 mm] thick during a

single pass.

2.Prevent the escape of dust from the operation into the atmosphere.

3.Establish a profile grade by referencing from either the existing pavement or

from an independent grade control, and with a positive means of controlling cross slope elevations.

4.For Profile Milling Plant Mix, ensure the machine is equipped with a 30-foot [10 m]

(minimum)mobile reference (ski), unless otherwise approved by the engineer.

2 Other equipment providing the same or better results may be used for removal, with the

approval of the engineer.

Cut bituminous pavement with a saw. Other equipment may be used if cuts are demonstrably equivalent, with the approval of the engineer. 4 Cut concrete using a saw with diamond blades.

130

Removal

Source: Wyoming Standard Specifications for Road and Bridge Construction, 2021 Edition. Pages 0–0 of 771.

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114 114.3.3.3 Density

202 Pay Item