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.
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 …
Submittal/DCR Response Time
STATEMENT OF PROBLEM AE response time on submittals and DCRs not meeting expectation of contractor. Delays and schedule impacts; friction between parties. COURSE OF ACTION None LESSON LEARNED There were some issues during the early steel submitting, but after that the process went smoothly.
Crossbar Support Pockets Issue
STATEMENT OF PROBLEM Interference between cross bar support pockets and structural steel. Additional cost and delays due to field rework required to make the crossbar pocket fit. COURSE OF ACTION None LESSON LEARNED review engineering & revise drawings
As Built Conditions Expectation Issue
STATEMENT OF PROBLEM Need clear expectations of what items are existing. What is to remain, or be removed. Confusion to bidders; cost increase due to field orders. COURSE OF ACTION None LESSON LEARNED Work more closely with AE''''''''s to capture as-built conditions at project completion, and to verify condi…
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 …
Roll Up Door Requirements
STATEMENT OF PROBLEM No direct discussion with material handling group led to incorrect door equipment being spec''''''''d. Increased cost due to field order; unhappy customer. COURSE OF ACTION Field order (cost and schedule impact) LESSON LEARNED Better communication with the right parties at…
Surveying of Existing Buildings for Addition Projects
STATEMENT OF PROBLEM Many instances the as-built buildings the a new building addition ties into are not square, plumb, or columns may not be accurately spaced. Some instances roof line is also uneven. CCC did not perform all facets of conducting a "Thorough" Existing Building Survey. We spaced our columns on a g…
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…
