Exhibit T - Giese Road - Addendum 1 Summary.pdf
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- Attached to
- Fermilab Giese Road Reconstruction
- Solicitation number
- 380034GMK
About this file
This is an Addendum 1 Summary document for the Fermi Lab Giese Road Reconstruction project, dated April 7, 2026, outlining scope modifications to the original Issued for Bid submittal.
Specification Revisions: Three new sections were added to Section 311000 – Site Clearing: Super Silt Fence, Masonry Removal, and Pipe Culverts to be Cleaned.
Drawing Revisions: Multiple changes were implemented across drawings C-1 through C-24, including updated sheet index (C-1), addition of benchmark and surveyor information (C-3), and notes requiring continuous access to the MINOS facility with sub-staged work at the Giese and Schwahn Road intersection (C-4, C-5). Drawings C-8 and C-9 incorporated pipe culvert cleaning locations, masonry removal locations, and updated wetland protection callouts with revised Limits of Disturbance. Drawings C-11, C-14, and C-16 revised flared end section locations and pipe culvert lengths while adding riprap protection and updated grading at upstream ends. Drawings C-20 and C-22 added IDOT State Standard 630106 for Long-Span Guardrail over Culvert detail and Super Silt Fence detail respectively. Drawings C-24 updated cross sections at 6+50 and 7+00. Drawings C-16, C-17, C-20, and C-22 included updated legends, key notes, and a Super Silt Fence layout table to protect existing wetlands and streams.
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Text version
Fermi Lab
Giese Road Reconstruction
Addendum 1 Summary
April 07, 2026
The scope of work for the above referenced project has changed from the Issued for Bid submittal. All modifications are illustrated in the Addendum 1 set dated 4/07/2026. Below is a summary of the changes included:
Specification Revision
Description of Change Affected
Drawings /
Specs
Added Section for Super Silt Fence.
Added Section for Masonry Removal.
Added Section for Pipe Culverts to be Cleaned.
311000 – Site
Clearing
Drawing Revisions
Description of Change Affected
Drawings /
Specs
• Updated Index of Sheets C-1
• Included Benchmark information.
• Provided surveyor information and completion date.
C-3
• Add note regarding providing access to the MINOS facility. C-4
• Add note and call out regarding the need to sub-stage the work at the intersection of Giese and Schwahn Road to always provide access to the MINOS facility.
C-5
• Updated plan callouts to protect wetlands.
• Added pipe culverts to be cleaned locations.
• Added additional note referencing the protection of the wetlands and streams.
• Updated Limits of Disturbance.
• Updated key notes and legend.
C-8
• Added pipe culverts to be cleaned locations.
• Add Masonry Removal locations
• Updated key notes and legend.
C-9
• Revised location of the Flared End Section and length of the pipe culverts. C-11
• Revised location of the Flared End Section and length of the pipe culverts.
• Included riprap on the upstream end of the pipe culvert.
• Updated grading at the upstream end of the pipe culverts.
• Added not for clarification on the callout location for the flared end structures.
C-14
• Revised location of the Flared End Section and length of the pipe culverts.
• Included riprap on the upstream end of the pipe culvert.
• Updated grading at the upstream end of the pipe culverts.
• Added Super Silt Fence to protect existing wetland and steam.
• Added layout table for the Super Silt Fence
• Updated Legend and Key Notes
C-16
• Updated Legend and Key Notes C-17
• Added IDOT State Standard 630106 – Long-Span Guardrail over Culver detail. C-20
• Added Super Silt Fence detail. C-22
• Updated cross section 6+50.
• Updated cross section 7+00.
C-24
File details come from the government source that posted it. Updated .