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Showing articles from Fairfax tag

Fairfax Subcontractor 3D Model Training

STATEMENT OF PROBLEM Many Subcontractors are not familiar with 3D Model design and/or design build. The limited pool of contractors who can bid GM work due to NMA and Safety Guidelines is very limited. Problem is learning curve to train subcontractors to build per model without the proverbial "shoving the require…

Scanning existing basement in Fairfax & Shreveport

STATEMENT OF PROBLEM Provided a high level of detail of the existing framing and utility conditions that would not be clear on the as-built drawings. Highlighted areas where framing and utilities could go without impacting process equipment. Reduced engineering time and field interference. COURSE OF ACTION …

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…

Eyewash Station System Cost Savings

STATEMENT OF PROBLEM Plant preference was piped eyewash station; RE&F position to use portable system. Is cost savings justifiable? Unhappy customer; safety/maintenance? COURSE OF ACTION Provided portable eyewash station LESSON LEARNED Continue to provide the portable eyewash stations to align…

Lack of Plant Personnel Involvement During Design

STATEMENT OF PROBLEM Not enough direct communication with the plant personnel during design decisions. Lack of understanding of substation work; incorrect door specified; confusion on partition walls and take shelter routes; eyewash station dispute; COURSE OF ACTION None LESSON LEARNED RE&F Co…

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…

Missing Infill Steel

STATEMENT OF PROBLEM Ambiguity created between drawings, owner''''s intent, and contractor''''s understanding. The Ghafari drawings create some confusion between a general note on the plan vs. the intent on the details. As a result, neither the facility contractor or the press contractor included the erection of …

Fairfax Owners Alternatives Communication

STATEMENT OF PROBLEM Late addition of owner''''s alternates; Inadequate drawings and write-ups. Unclear to bidders; disparity in costs, or non representative cost. COURSE OF ACTION None LESSON LEARNED Need more clear definition in the drawings and scope write-up.

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 …

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…

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