innovative delivery systems for bridge preservation contracts · pennywash creek bridge cm/gc...
TRANSCRIPT
Innovative Delivery Systems for Bridge Preservation Contracts
CM/GC Construction Manager/General Contractor
Owner Construction
Manager Designer
Owner, Designer, & CM collaboratively work to
develop project scope, optimize the design,
improve quality, manage costs, and deliver
projects early & under budget 3
You are a victim of the rules you live by.
- Jenny Holzer
adversarial
relationships
disputes and
change orders
delays and claims
high risk
no incentive for innovation
loss of control
STRESS!
late and over budget projects
Connection
Why Change Systems
“Management actions are responsible for 85% of all problems.”
- W. Edwards Deming
Union of Japanese Scientists and Engineers Managing Director Kenichi Koyanagi, and
W. Edwards Deming
You can’t justify CM/GC for bridge
preservation projects…just use
low bid or design build.
Pennywash Creek Bridge CM/GC delivery method
5 week delivery – 1 week ahead of schedule
10% under initial budget
Designed around pre-fab girder
No claims, no change orders
Kemper Road Bridge Low- Bid system
5 week delivery – 1 month behind schedule
30% over budget
Change orders and claims during construction
Parker Bridge – Palm Beach $10M Saved ~ 1.5M
Successful collaboration with USCG & N. Palm Beach & 3rd Parties
$177K in unused Contingency
Significantly Reduced Original Closure Times
FDOT / PCL BASCULE BRIDGES
Atlantic Blvd – Broward $4M
Saved ~ $275k
~40k in unused contingency
Significantly Reduced Closures
Extensive Innovations
Successful collaboration with USCG & Pompano Beach
FDOT / PCL BASCULE BRIDGES
after
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0
0.2
0.4
0.6
0.8
1
1.2
Design-Bid-Build CM/GC Design-Build
Contingencies & Allowances
Overruns & Change Orders
Base Cost
100%
13%
106% 84%
4%
4%
Award Award
GMP
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The opposite of courage in our society is not cowardice,
it is conformity - Rollo May
“It’s Too Much
Work for the
Benefit”
Sir Roger Gilbert Bannister
"We are too young to realize that certain things are
impossible... So we will do them anyway."
— William Wiberforce
27
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RFP
Award
Design
Construction
Design
RFP
Design Build
Traditional Design Bid Build
Early Construction Selection of both Designer and Builder
CM/GC Design
Early Construction Selection of both Designer and CM
Construction
Construction
“THINKING is hard work. It’s Why So Few People Do It.” - Henry Ford
Bitter Creek Bridge Grand County , Utah
100% Plans
Originally slated for full replacement at $4.0 M
Resulted in simple bridge girder repair
Final cost was $400 K
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“IT’S RISKY BRINGING
A CONGRACTOR IN
THAT EARLY” 31
“It’s Risky Bringing in
a Contractor that
Early”
32
Total Risk
Contractor Risk
Contractor Risk Agency Risk
Agency Risk
D-B-B CM/GC D-B
1. Innovation
2. Reduction of Risk
3. Aggressive Delivery
4. Cost Control
5. Team Selection
6. Constructability
7. Streamlined Plans
8. Quality
9. Early Work Packages
10. Flexibility in Changing Project Scope 34
“Take the first step in faith. You don’t have to
see the whole staircase. Just take the first
step” - Martin Luther King JR.
Kenneth E. Atkins, P.E.
(720) 963-3416
Lakewood, CO
Gregg A. Hostetler, P.E.
(405) 227-0531
Edmond, OK
QUESTIONS
0
“We can't solve problems by using the same kind of
thinking we used when we created them.”
- Albert Einstein