SECTION 402—SHEET PILES
402.01 Description
This work shall consist of furnishing and installing the type of sheet piles shown on the plans or specified by the Engineer to be removed, or to be left in place as part of the finished structure.
402.02 Materials
a.Timber sheet piles shall conform to Section 236 and may be of any species of wood that can be driven satisfactorily. Piles shall be free from worm holes, loose knots, wind shakes, decayed or unsound portions, or other defects that might impair their strength or tightness.
c.Steel sheet piles shall conform to Section 228.
402.03 Procedures
a.Timber Sheet Piles: The Contractor shall furnish piles that are sawed with square corners and provided with tongues and grooves of ample proportions, either cut from the solid material or made with three planks securely fastened together. Piles shall be drift sharpened at the lower ends to wedge the adjacent piles tightly together. The top of piles shall be cut off to a straight line. Piles shall be braced with waling strips that are lapped and joined at splices and corners. Wales shall be in one length between corners and bolted near the top of the piles.
c.Steel Sheet Piles: When assembled in place, pile sections shall be practically watertight at the joints. Painting of steel sheet piles shall be performed in accordance with Section 403. Piles shall be provided with tongues and grooves of ample proportions for securely fastening together. Wales and structural supports shall be provided as necessary to ensure structural integrity.
d.Temporary Sheet Piling: When shown on the plans or directed by the Engineer, temporary sheet piling will be measured in square feet. The Engineer will measure the horizontal dimensions contin- uously along the outer face of the sheet piling. The bottom limit will be the bottom of the excavation shown on the plans or authorized by the Engineer. The top limit will be the original ground line or, in areas adjacent to traffic, 3 feet above the original ground line, or as otherwise shown on the plans.
402.04 Measurement and Payment
Sheet piles will be measured in square feet of piles remaining in place and will be paid for at the contract unit price per square foot. The Engineer will measure the horizontal dimensions continuously along the
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Source: Road and Bridge Specifications, 2020 Edition. Pages 465–465 of 1,065. View official source ↗