| Structures
|
DS-23001
|
Concrete Surface Preparation and testing Prior to Coating Application
|
10/17/2023
|
New
|
Kimball Olson
|
515-233-7722
|
| General Requirements and Covenants
|
DS-23002
|
Added Options Bidding
|
10/17/2023
|
New
|
Ed Kasper
|
515-239-1414
|
| General Requirements and Covenants
|
DS-23003
|
Best Value Alternative (A - D) Bidding
|
10/17/2023
|
New
|
Ed Kasper
|
515-239-1414
|
| General Requirements and Covenants
|
DS-23004
|
Construction Progress Schedule
|
10/17/2023
|
New
|
Kevin Merryman
|
515-239-1848
|
| Miscellaneous Construction
|
DS-23005
|
Contractor Stockpiled Shoulder Materials
|
10/17/2023
|
New
|
|
|
| Structures
|
DS-23006
|
Fabric Formed Concrete Structure Revetment
|
10/17/2023
|
New
|
Jimmy Ellis
|
515-233-7949
|
| Structures
|
DS-23007
|
Bridge Deck Over-Depth Repair and Overlay
|
10/17/2023
|
New
|
|
|
| Surface Courses
|
DS-23008
|
Dowel Bar Retrofit
|
10/17/2023
|
Replaced by Std. Specs
|
Kevin Merryman
|
515-239-1814
|
| General Requirements and Covenants
|
DS-23009
|
Lane Rental (A + B Bidding with Incentive/Disincentive)
|
10/17/2023
|
New
|
Ed Kasper
|
515-239-1414
|
| Structures
|
DS-23010
|
Precast Reinforced Concrete Three-Sided Culvert
|
10/17/2023
|
New
|
Jimmy Ellis
|
515-233-7949
|
| Erosion Control
|
DS-23011
|
Floating Silt Curtain
|
10/17/2023
|
New
|
|
|
| Structures
|
DS-23012
|
Partial Depth Bridge Deck Patching
|
10/17/2023
|
New
|
Michael Nop
|
515-239-1233
|
| Structures
|
DS-23013
|
Fiber Reinforced Polymer Repair for Concrete Containment of Collision Damaged Pretensioned Prestressed Concrete Beams
|
10/17/2023
|
New
|
|
|
| Structures
|
DS-23014
|
Modular Expansion Joint Assembly
|
10/17/2023
|
New
|
Michael Nop
|
515-239-1233
|
| Structures
|
DS-23015
|
Structural Concrete Coating
|
10/17/2023
|
New
|
Kimball Olson
|
515-233-7722
|
| Surface Courses
|
DS-23016
|
Evaluation of Longitudinal Joint Quality for Flexible Paving Mixtures with Incentive/Disincentive
|
10/17/2023
|
New
|
Jeffrey Schmitt
|
515-239-1013
|
| Surface Courses
|
DS-23017
|
Pavement Interlayer Geotextile for PCC Overlays
|
10/17/2023
|
Replaced by DS-23052
|
Elijah Gansen
|
515-233-7865
|
| Structures
|
DS-23018
|
Structural Concrete (4500 psi or Greater)
|
10/17/2023
|
New
|
Curtis Carter
|
515-239-1185
|
| Miscellaneous Construction
|
DS-23019
|
Portable Temporary Traffic Signals for Flagger Stations
|
10/17/2023
|
New
|
Dan Sprengler
|
515-239-1823
|
| Surface Courses
|
DS-23020
|
Transverse Crack Leveling for HMA Pavements
|
10/17/2023
|
New
|
|
|
| Miscellaneous Construction
|
DS-23021
|
Flood Debris Removal
|
10/17/2023
|
New
|
|
|
| General Requirements and Covenants
|
DS-23022
|
Small Business Development Contracts
|
10/17/2023
|
New
|
Karen Kienast
|
515-237-3110
|
| Structures
|
DS-23023
|
Girder Erection Plan
|
10/17/2023
|
New
|
CONTROLLER
|
515-239-1233
|
| Structures
|
DS-23024
|
Adhesive-Bonded Anchors and Dowels for Traffic Railings
|
10/17/2023
|
New
|
Michael Nop
|
515-239-1233
|
| Structures
|
DS-23025
|
Mass Concrete - Control of Heat of Hydration
|
10/17/2023
|
New
|
Curtis Carter
|
515-239-1185
|
| Surface Courses
|
DS-23026
|
Alternate Acceptance of HMA for Local Systems Projects
|
10/17/2023
|
New
|
Jeffrey Schmitt
|
515-239-1013
|
| Surface Courses
|
DS-23027
|
Quality Management Concrete (QM-C)
|
10/17/2023
|
New
|
Elijah Gansen
|
515-233-7865
|
| Structures
|
DS-23028
|
Sliplining Existing Pipe Culverts
|
10/17/2023
|
New
|
Jimmy Ellis
|
515-233-7949
|
| Structures
|
DS-23029
|
Ultra High Performance Concrete Connections
|
10/17/2023
|
New
|
Curtis Carter
|
515-239-1185
|
| Structures
|
DS-23030
|
Ultra High Performance Concrete Overlay
|
10/17/2023
|
Obsolete
|
Curtis Carter
|
515-239-1185
|
| Structures
|
DS-23031
|
Partial Removal of Existing Bridge Deck Using Hydrodemolition
|
10/17/2023
|
Obsolete
|
Michael Nop
|
515-239-1233
|
| Miscellaneous Construction
|
DS-23032
|
Electronic Ticketing
|
10/17/2023
|
New
|
Matthew Miller
|
515-233-7843
|
| Miscellaneous Construction
|
DS-23033
|
Construction or Maintenance Work on Railroad Right-of-Way (Union Pacific Railroad)
|
10/17/2023
|
Replaced by DS-23046
|
Eric Johnsen
|
515-239-1662
|
| Structures
|
DS-23034
|
High Performance Concrete for Structures
|
10/17/2023
|
New
|
Curtis Carter
|
515-239-1185
|
| Miscellaneous Construction
|
DS-23035
|
Construction or Maintenance Work on Railroad Right-of-Way (Dakota, Minnesota, & Eastern Railroad Corporation dba CPKC)
|
10/17/2023
|
Replaced by DS-23056
|
Eric Johnsen
|
515-239-1662
|
| Miscellaneous Construction
|
DS-23036
|
On-Call Contracting for High Tension Cable Guardrail Repair
|
10/17/2023
|
New
|
Daniel Harness
|
515-239-1727
|
| Miscellaneous Construction
|
DS-23037
|
Fuel Adjustment for AASHTOWare Project
|
10/17/2023
|
New
|
Kevin Merryman
|
515-239-1848
|
| Surface Courses
|
DS-23038
|
High Performance Thin Lift Overlay
|
10/17/2023
|
New
|
Jeffrey Schmitt
|
515-239-1013
|
| Surface Courses
|
DS-23039
|
Cross Stitching of Concrete Pavement
|
10/17/2023
|
New
|
Elijah Gansen
|
515-233-7865
|
| Miscellaneous Construction
|
DS-23040
|
Intelligent Transporation Systems
|
10/17/2023
|
New
|
Mark Van Dyke
|
515-815-5620
|
| Surface Courses
|
DS-23041
|
Void Reducing Asphalt Membrane
|
10/17/2023
|
New
|
Ashley Buss
|
515-233-7837
|
| Miscellaneous Construction
|
DS-23042
|
Deep Soil Injection for Pavement Leveling
|
10/17/2023
|
New
|
Melissa Serio
|
515-239-1280
|
| Miscellaneous Construction
|
DS-23043
|
Multi-Component Liquid Pavement Markings
|
10/17/2023
|
Replaced by DS-23050
|
Ben Hucker
|
515-249-8258
|
| Miscellaneous Construction
|
DS-23044
|
Construction or Maintenance Work on Railroad Right-of-Way (Chicago, Central, & Pacific Railroad Company and Cedar River Railroad Company)
|
10/17/2023
|
Replaced by DS-23047
|
Eric Johnsen
|
515-239-1662
|
| Miscellaneous Construction
|
DS-23045
|
Geospatial Mapping of Sub-Surface and Underground Utilities
|
11/21/2023
|
New
|
Matt Miller
|
515-233-7843
|
| Miscellaneous Construction
|
DS-23046
|
Construction or Maintenance Work on Railroad Right-of-Way (Union Pacific Railroad)
|
12/19/2023
|
Replaces DS-23033
|
Eric Johnsen
|
515-239-1662
|
| Miscellaneous Construction
|
DS-23047
|
Construction or Maintenance Work on Railroad Right-of-Way (Chicago, Central, & Pacific Railroad Company and Cedar River Railroad Company)
|
10/17/2023
|
Replaces DS-23044
|
Eric Johnsen
|
515-239-1662
|
| Miscellaneous Construction
|
DS-23048
|
Portable Pop-Up Network for Inspection Use
|
1/17/2024
|
New
|
Matt Miller
|
515-233-7843
|
| Surface Courses
|
DS-23049
|
PCC Pavement Non-Destructive Thickness Determination Contractor Quality Control And Acceptance For Local Systems (Non-Federal Aid)
|
1/17/2024
|
Replaced by DS-23053
|
Dillon Feldmann
|
515-290-5609
|
| Miscellaneous Construction
|
DS-23050
|
Multi-Component Liquid Pavement Markings
|
4/16/2024
|
Replaced by DS-23054
|
Ben Hucker
|
515-249-8258
|
| Miscellaneous Construction
|
DS-23051
|
Diamond Grinding Rumble Strips
|
3/19/2024
|
Replaced by DS-23055
|
Elijah Gansen
|
515-233-7865
|
| Surface Courses
|
DS-23052
|
Pavement Interlayer Geotextile for PCC Overlays
|
2/20/2024
|
Replaces DS-23017
|
Elijah Gansen
|
515-233-7865
|
| Surface Courses
|
DS-23053
|
PCC Pavement Non-Destructive Thickness Determination Contractor Quality Control And Acceptance For Local Systems
|
3/19/2024
|
Replaces DS-23049
|
Dillon Feldmann
|
515-290-5609
|
| Miscellaneous Construction
|
DS-23043a
|
Multi-Component Liquid Pavement Markings
|
2/20/2024
|
Replaces by DS-23043
|
Ben Hucker
|
515-249-8258
|
| Miscellaneous Construction
|
DS-23054
|
Multi-Component Liquid Pavement Markings
|
4/16/2024
|
Replaces by DS-23050
|
Ben Hucker
|
515-249-8258
|
| Miscellaneous Construction
|
DS-23055
|
Diamond Grinding Rumble Strips
|
3/19/2024
|
Replaces DS-23051
|
Elijah Gansen
|
515-233-7865
|
| Miscellaneous Construction
|
DS-23056
|
Construction or Maintenance Work on Railroad Right-of-Way (Dakota, Minnesota, & Eastern Railroad Corporation dba CPKC
|
6/18/2024
|
Replaces DS-23035
|
Eric Johnsen
|
515-239-1662
|
| Miscellaneous Construction
|
DS-23057
|
Work on Railroad Right-of-Way (BNSF Railway)
|
6/18/2024
|
New
|
Eric Johnsen
|
515-239-1662
|