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CONSTRUCTIONAMENDED

South Dakota DOT Construction Change Orders Report April 2026

I-90 Exit 406 interchange contract decreased for quantity adjustments

$(149,327.38)South Dakota Department of Transportation | Transportation CommissionT & R CONTRACTING INCApril 16, 2026

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Description

The South Dakota DOT approved Change Order No. 25 with T & R Contracting, Inc. for the I-90 Exit 406 interchange project, reducing the contract by $149,327.38. The amendment adjusts borrow excavation quantities to reflect as-built conditions while total net increases remain over $820,000.

Contract Details

Contract Amount

$(149,327.38)

Vendor

T & R CONTRACTING INC

Agency

South Dakota Department of Transportation | Transportation Commission, SD

Contract Type

CONSTRUCTION

Document Date

April 16, 2026

Renewal Info

Change Order No. 25 modifies the original $41,275,125.06 contract by reducing excavation quantities, with cumulative changes totaling $820,710.51 above the original amount.

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South Dakota Department of Transportation Construction Change Orders Report 2026-05-18

South Dakota Department of Transportation | Transportation Commission (South Dakota)$127,420.77 (change on CCO No. 10); original contract $20,025,525.25; net change to date $363,715.21May 18, 2026

South Dakota Department of Transportation Construction Change Orders Report 2026-05-18

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South Dakota Transportation Commission Meeting Minutes April 2026

South Dakota Department of Transportation | Transportation Commission (South Dakota)Original $41,275,125.06; CCO No. 25 change -$149,327.38; Net change to date $820,710.51April 23, 2026

South Dakota Transportation Commission Meeting Minutes 2026-04-23

South Dakota Department of Transportation | Transportation Commission (South Dakota)Original $41,275,125.06; CCO No. 25 change -$149,327.38; net change to date $820,710.51April 23, 2026

South Dakota Transportation Commission Minutes 2026-04-23

South Dakota Department of Transportation | Transportation Commission (South Dakota)Original contract $41,275,125.06; CCO No. 25 change ($149,327.38); net change to date $820,710.51April 23, 2026

Issuing Agency

South Dakota Department of Transportation | Transportation Commission

State

Pierre, SD

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Vendor

T & R CONTRACTING INC

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