Plan Room

DISCLAIMER: Information is provided as a courtesy only. Central Specialties Inc. is not responsible for errors, omissions, completeness, nor accuracy of plans and specifications provided on this website. All information should be verified with the engineer or owner.

CSI # 24012 Otter Tail County (TH 59)

Date: Oct 15, 2025  |  Modified: Oct 15, 2025

CSI # 24037 Fort Yates, BIA 6 & BIA 3

Date: Feb 5, 2026  |  Modified: Feb 5, 2026

CSI # 25004 Burleigh County, ND (I94)

Date: Apr 2, 2025  |  Modified: Apr 2, 2025

CSI # 25007 Corson County, SD (US 12, SD 63, SD1806 & 1806P)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25010 Butte County, SD (US 79) Item #4

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25012 Otter Tail County (CSAH 1)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25014 Sheridan County, ND (9th Ave NE)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25017 Williams County, ND (US 2)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25022 Wilkin & Otter Tail Cos. (TH 94)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25024 Kingsbury Co SD

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25025 Butte & Lawrence Cos SD

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25027 Williston 25-001 (13th Ave)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25028 Williston 25-003 (Pond 6 & E Airport Channel)

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25029 Pierre, SD Regional Landfill

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25030 Bowman County ND

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25031 Morton County ND

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25033 Fargo ND Drain 27 Trail

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25040 Hancock County, IA

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25042 Garfield & McCone Cos, MT (MT-200) Flowing Wells

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25043 Dunn County, ND

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25044 Mountrail County ND BR01409

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25045 Mountrail County, ND CR 1

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25046 Fergus Falls Landfill

Date: May 5, 2025  |  Modified: May 5, 2025

CSI # 25053 Fargo-Moorhead Diversion

Date: May 7, 2025  |  Modified: May 7, 2025

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