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Showing articles from AA3X tag

Fairfax Incorrect Guardrail Installation

STATEMENT OF PROBLEM Deviation from the designed guardrail. Missing connection pieces, incorrect member sizes, incorrect height, not submitted in shop drawings. Created potentially unsafe condition; additional time to correct; non-conformance to customer''''''''s requirements. COURSE OF ACTION Repaired …

Verify With Owner Notes

STATEMENT OF PROBLEM Should have been coordinated with "Owner" prior to issuing bid drawings; Lazy approach by team to just "copy"; Information was known, and could have been committed to. Many DCRs; schedule delays; cost increase due to field orders COURSE OF ACTION Field orders (schedule delays, cost …

Failure to Perform Crane Inspection

STATEMENT OF PROBLEM Crane inspection was not performed prior to turnover. Without an inspection it is difficult to determine if wear or maintenance issues on the crane were from construction or from previous plant use. COURSE OF ACTION None LESSON LEARNED An inspection should be done by the facility contrac…

Grout Drawings Notes Confusion

STATEMENT OF PROBLEM Notes for grout at rails etc. do not reflect as installed. Grout notes on drawings create confusion for installation contractors. It drives cost into the quote and wasted time in clarifications and instruction. COURSE OF ACTION None LESSON LEARNED AE to work more closely with Press Engin…

Tie Rod Pockets

STATEMENT OF PROBLEM Tie rod pockets are not included in basement floor layout. Tie rods extend above columns when setting crown. All 10 tie rods have to be guided by hand into the crown. SAFETY -personel must now be working above ground & under crown when it is being lowered. DAMAGE increased risk to tie rod thr…

Fairfax Substation Modification Time Frame Issues

STATEMENT OF PROBLEM The modification of the existing Sub 4A switchgear to accommodate a new 2000A feed was separated out of the main contract in an effort to reuse available assets and perform work during the 2011 X-mas shutdown. The original timeframe could not be allowed by the plant. Solaris documentation and…

Bus Duct Reuse

STATEMENT OF PROBLEM Disconnect between RE&F intent and what was stated on drawings. Increased cost of purchasing new bus duct. COURSE OF ACTION Purchased new bus duct (increased cost). LESSON LEARNED Work with AE to develop more clear expectations for reuse.

Middle Bay Laydown Area

STATEMENT OF PROBLEM Physical lay down space was less than desired. This is pretty common with press relocation work where the bay of work is the only space available for construction. Physical lay down space was less than desired. This is pretty common with press relocation work where the bay of work is the only…

Level of Detail in Drawings and RFPS

STATEMENT OF PROBLEM The level on the drawings was good, but could have been a bit heavy. No major impact from the level of details on the bridging documents. COURSE OF ACTION None LESSON LEARNED Because of the level of detail known about the press and supporting details, it allowed for more c…

Sawcutting Quality Control

STATEMENT OF PROBLEM Multiple instances where existing framing to remain was cut due to incorrect depth set on saw; damaged the integrity, and reduced the capacity of the existing members. Schedule impact for repair; additional engineering; non-standard condition for owner. COURSE OF ACTION Repaired (schedule im…

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