CM at-risk Construction management

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1 cm at-risk

1.1 advantages
1.2 drawbacks
1.3 bottom line





cm at-risk

cm at-risk delivery method entails commitment construction manager deliver project within guaranteed maximum price (gmp). construction manager acts consultant owner in development , design phases (preconstruction services), , general contractor during construction. when construction manager bound gmp, fundamental character of relationship changed. in addition acting in owner s interest, construction manager must control construction costs stay within gmp.


cm at-risk global term referring business relationship of construction contractor, owner , architect (or designer). typically, cm at-risk arrangement eliminates low-bid construction project. gmp agreement typical part of cm-and-owner agreement (comparable low-bid contract), adjustments in responsibility cm. advantage of cm at-risk arrangement budget management. before project s design completed (six eighteen months of coordination between designer , owner), cm involved estimating cost of constructing project based on goals of designer , owner (design concept) , project s scope. in balancing costs, schedule, quality , scope of project, design may modified instead of redesigned; if owner decides expand project, adjustments can made before pricing. manage budget before design complete , construction crews mobilized, cm conducts site management , purchases major items efficiently manage time , cost.


advantages

cm working @ risk , therefore have incentive act in owner s interest, efficiently manage construction costs, considering liable amount in excess of gmp
ability handle changes in design or scope

drawbacks

if cost overrun occurred, cost cm great deal of money
the cm allowed mistake-related contingency, therefore there possibility compensate reducing scope of work fit gmp
since gmp settled before design begins, difficult owners know whether received best possible bid

bottom line

an at-risk delivery method best large projects—both complete construction , renovation—that not easy define, have possibility of changing in scope, or have strict schedule deadlines. additionally, efficient method in projects containing technical complexity, multi-trade coordination, or multiple phases.








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