Figure 3 Fish plates joining like diameter piles

New pile

If bracing occurs at splice location, bolt to splice as shown

New pile

If bracing occurs at splice location, bolt to splice as shown

4x6 Timber Pile Splice

Existing 14" x 14" pile cap or 12" x 14" low pile cap

1" diam galvanized bolt with nut and two washers (typical)

Shim under dap to obtain fall bearing

4 x 12 timber scabs

Cut out and replace damaged portion of existing pile with pile butt or 14" x 14" timber

Two 4x12 timber scabs. Use four scabs if removed portion is greater than 10 feet

Use filler blocks as required to fill space between scabs and pile 1" min to 3' max

Existing pile

Timber pile splice detail

Heavy load pier

Existing 14" x 14" pile cap or 12" x 14" low pile cap

1" diam galvanized bolt with nut and two washers (typical)

Shim under dap to obtain fall bearing

4 x 12 timber scabs

Cut out and replace damaged portion of existing pile with pile butt or 14" x 14" timber

Two 4x12 timber scabs. Use four scabs if removed portion is greater than 10 feet

Use filler blocks as required to fill space between scabs and pile 1" min to 3' max

Existing pile

Timber pile splice detail

Heavy load pier

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