Highway Engineering


Porter County Design and Construction Standards (PDF)
Porter County Standard Drawings (PDF)

Right-of-Way Permit Application

Driveway/Approach Permit Application


Small Structure Removal and Replacement Project (4 locations) -  click PROJECT DETAILS for more information.



Porter County Highway Department

Porter County Roadway Project

Porter County, Indiana


Notice is hereby given that the Porter Co. Highway Department is seeking sealed bids for the project designated as Porter County Roadway Project


The contract includes thirteen HMA Inlay projects A-M in various locations throughout Porter County. HMA Inlay projects will be milled 0.5-2.5 inches deep. Wedge and level will be placed to improve the roadway cross section and weak locations. Tack coat will be applied. 165.0 lbs/SY and 220.0 lbs/SY (project specific) hot mix asphalt pavement, QC/QA-HMA, 2, 64, Surface, 9.5 mm shall be placed. Surface joint adhesive and liquid asphalt sealant shall be applied. Thermoplastic pavement markings shall be placed per the INMUTCD requirements. See the bidding documents for project details.

Click here for revised project details and bid documents (see addendum-1 for revision details).

Addendum 1


Complete sets of the bidding documents may also be reviewed at the Porter Co. Department of Development & Storm Water Management, 155 Indiana Ave., Ste. 311, Valparaiso, Indiana 46383, and, upon request, each prospective bidder may obtain one complete set of the bidding documents from the issuing office.


The Porter County Highway Department will receive bids for the project until 9:00 a.m. local time on October 4th, 2022, at the Office of the Auditor of Porter County, 155 Indiana Ave., Ste. 204, Valparaiso, Indiana 46383. Bids will be opened and read aloud on October 4th, 2022, at a meeting of the Porter Co. Board of Commissioners, to be held at 10:00 a.m. local time at the Porter County Administration Center, 155 Indiana Ave., Ste. 205, Valparaiso, Indiana 46383.



Bridge No. 168 Replacement - Brummit Rd. over East branch Little Calumet River

Porter County Roadway Project Des# 2200364 (Aug - Sept 2022)


Marquette Trail Phases 1-6  - Mineral Springs Road to U.S. Hwy 12
Estimated Letting: Nov. 2022 (Phases 1&2)

CR 100 S Safety Improvement Project
Estimated Letting: Nov. 2026

Bridge No. 1 Replacement - Division Rd over Crooked Creek
Estimated Letting: March 2026

Bridge No. 56 Replacement - CR 1500 S over Pleasant Township Ditch
Estimated Letting: 2025

Bridge No. 66 Replacement - CR 250 W over Phillips Ditch
Estimated Letting: March 2026

Bridge No. 80 Replacement - CR 300 W over Cornell Ditch
Estimated Letting: July 2024

Bridge No. 98 Replacement - CR 600 N over Salt Creek
Estimated Letting: Dec. 2024

Bridge No. 110 Replacement - CR 600 E over Crooked Creek
Estimated Letting: July 2024

Bridge No. 131 Replacement - CR 200 W over Damon Run
Estimated Letting: Oct. 2023

Bridge No. 149 Replacement - Waverly Road over the Little Calumet River
Estimated Letting: Oct. 2023

Bridge No. 150 Replacement - Mineral Springs Road over the East Arm Little Calumet River
Estimated Letting: Dec. 2022

Bridge No. 1009 Replacement - Lenburg Rd over Salt Creek
Estimated Letting: Dec 2024