Drawing and Specifications Revision List 9-19-2017 (post).post

Portland International Airport (PDX), Portland, OR PDX ASSC Project

Final Design Revision List

9/21/2017 Page 1 of 2

Item Page Para./Fig.

Table Comment

1. -C015 Revised construction note 1: added “Coordinate with local Air Traffic/FAA to run cables during times of least impact.

2. -C016 Revised Detail 2 – Removed handrails from the ramp.

3. -C020 Added Note to Plot Plan – Hand digging required.

4. -C020 Detail 2 – Revised name of Rayvoss equipment to TVSS.

5. -C031 Added Note – Hand dig all within 50 feet of RVR and the RVR distribution rack.

6. E030, E040, E050, E060, E070, E080, E090, E100, E110, E130

Removed titles symbols indicating drawings were details and revised name of Rayvoss equipment to TVSS.

7. C050, C070, C080, C090, C100

Revised Sections A and B.

8. C051 Added note to hand dig existing utilities being crossed by directional drilling operations.

9. C070 Indicated existing catch basin in parking lot at SSC office near directional drilling operations.

10. C050 Revised drive entrance to indicate a knock down curb, rather than a valley gutter.

11. C080 Added a Detail Callout to RU #8 Power Ductbank.

12. E081 Detail 1 – Added the exothermic weld to ground the RGSC to the EES where they cross.

13. E081 Added the Section cut to the GRE Elevation – North Elevation. Also cleaned up the drawing names on the sheet.

14. C090 RU #9 Power Ductbank – Added note to hand dig trench within 50 feet of existing FAA facility.

15. C040& C100 Revised Section B – Swale drawn to scale.

16. C110 Added note about hand digging requirement within 50 feet of FAA facility.

17. C120 Added note about hand digging required for trenching at this site.

18. C120 Added Detail callout for electrical rack base plate and revised detail numbering.

19. C200 Revised note 1.

Portland International Airport (PDX), Portland, OR PDX ASSC Project

Final Design Revision List

9/21/2017 Page 2 of 2

Item Page Para./Fig.

Table

Comment

20. C202 Revised note on Detail 6. Note is about work performed by others.

21. C203 Revised Note 2 under Cutting & Bonding Instructions. Removed reference to using Trichlorethylene. Now reads “Such as Acetone”.

22. C204 Revised Section and Detail call outs. Also revised ¾” Minus crushed stone, Typ. To Aggregate Base.

23. C205 Detail 2 -Removed note about 6” deep crushed rock surfacing, since we are using aggregate base.

24. C206 Detail 4 – Removed paint and reflective tape note. Replaced with Install PVC Sleeve per specifications.

25. E200 Detail 1 – Added note: See Detail 4/C204 for foundation details.

26. E200 Construction Note 5, added Use Stainless Steel Hardware “with antisieze” for all equipment mounting and support structure assembly.

27. E201 Detail 1 – Revised name of Item B from Surge Supp. To TVSS.

28. Sect 00 73 01 1.12 Miscellaneous Work Restrictions and Requirements.

1.12, A. Added State Historic Preservation Office (SHPO) Requirements for work on project.

29. Sect 00 73 00 1.12 1.12, B. Added Threatened Species Requirements.

30. Sect 00 73 00 1.12 1.12, C. Added Airport and FAA Requirements.

31. Sect 01 10 00 1.6 Revised the Work Phases to include additional information.

32. Sect 01 10 00 1.7 Revised Work Under Other Contracts to include additional projects by others.

33. Sect 01 32 10 Various changes to this section. Please review section for latest requirements.

34. Sect 12 20 00 Revised list of government furnished materials.

35. Appendices The Appendices for the project have been revised. See documents in the appendices for information reguarding this project.

36. Specifications The contract specifications have many revisions from the previous iteration.

Only a few items are called out above. It is the contractors responsibility to review the specifications for any changes not indicated above.