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2013-087
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2013-087
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Last modified
11/2/2015 2:11:42 PM
Creation date
10/1/2015 5:16:43 AM
Metadata
Fields
Template:
Official Documents
Official Document Type
Amendment
Approved Date
05/07/2013
Control Number
2013-087
Agenda Item Number
12.J.1
Entity Name
Masteller & Moler, Inc.
Supplemental fields
SmeadsoftID
11891
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Amendment # 1 to W0#1 <br /> 3/26/2013 <br /> Page 2 <br /> • The surveying services sub-consultant Masteller, Moler, Reed & Taylor, Inc . will verify <br /> vertical control primary benchmark and site benchmark as necessary; convert all <br /> previously obtained elevations from NGVD 1929 datum to the NAVD 1988 datum and <br /> revise all labeling and related notes accordingly ; and revise Flood Zone Map and <br /> related information to current. <br /> • All elevations on thirteen ( 13) sheets of Construction Plans will be revised from NGVD <br /> 1929 datum to NAVD 1988 datum . This effort will involve hand-highlighting the hard <br /> copy of each sheet (all elevation call-outs) ; isolate and change drawing layer on <br /> computer of all elevation call-outs to highlight; revise each elevation call-out to NAVD <br /> and change drawing layer on computer back to standard (individually for each call-out) ; <br /> and revise Stormwater Plans / contours / elevations / structure details per revised <br /> stormwater calculations . <br /> • The Stormwater Management Plans and calculations will be revised from NGVD 1929 <br /> datum to NAVD 1988 datum including stage-storage curve ; canal tailwater time-stage <br /> curve ; 24nch Rule calculation ; soil borings and groundwater elevations ; and control <br /> structure weir design . In addition , it will be necessary to revise the ICPR and PONDS <br /> model input data and rerun the models . The Stormwater Management Report will be <br /> revised based on the resulting elevation data and model output. The stormwater <br /> calculations and design data will be cross-referenced with the revised Construction <br /> Plans to ensure consistency . <br /> I <br /> (YAmm\Projects\2011 \1154\ADMIN\ContractsWmend #1 \1154 Amend #1 Attach 1 _13=0325.doc) <br />
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