Real Estate 582 115,838 Includes a decrease of $3,207 for adjustments in the estimated inflation allowance through the construction period. 2/ Includes an allowance for estimated inflation through construction period. 3/ Includes increases of $5,498 for refinement of design and $993 for reanalysis of Engineering and Design and Supervision and Administration; offset by decreases of $2,078 for favorable bids, $1,102 for estimated final costs of contracts, and $104 based on reanalysis of remaining cost for lands and damages. 4 FEB 1985 Ray Roberts Lake, Texas 144 REPORTS CONTROL SYMBOL: DAEN-CWB-13 4 FEB 1985 ENG 76 2200 (ER 11-2-240) EDITION OF 1 NOV 74 IS OBSOLETE. APPROPRIATION TITLE: Construction, General Reservoirs (Flood Control) PROJECT: San Gabriel River, Texas (Continuing) LOCATION: The improvement will consist of a system of three lakes located in Williamson County in the San Gabriel River watershed. Granger Dam is located at river mile 31.9 about 7 miles east of Granger, Texas. North San Gabriel Dam is located at river mile 4.3 on the North Fork of the San Gabriel River about 3.5 miles northwest of Georgetown, Texas. South Fork Dam will be located at river mile 4.7 on the South Fork of San Gabriel River about 3 miles southwest of Georgetown, Texas. AUTHORIZATION: Flood Control Acts of 1954 and 1962 BENEFIT-COST RATIO: Reformulation of the remaining portion of the project is underway, consequently a remaining benefitremaining cost ratio is not currently available. The benefit-cost ratio for the fiscal year for which Congress appropriated initial construction funds (FY 1971) was 1.7 to 1. The benefit-cost ratio was based on the project's fair share of system benefits in the Brazos River system. As the next added unit in this system, the benefit-cost ratio was 2.4 to 1. 1/ Construction of the South Fork unit is unscheduled pending reformulation of this element which is scheduled to be completed in September 1985. Division: Southwestern District: Fort Worth 4 FEB 1985 Region: Texas Gulf San Gabriel River, Texas 146 1/ Until South Fork Lake is constructed, assignment of storage at Granger Dam and Lake will be as follows: flood control, 162,200 acre-feet and water supply 37,900 acre-feet. A JUSTIFICATION: The combination of Granger Dam and Lake, North San Gabriel Dam and Lake Georgetown, and South Fork Lake FISCAL YEAR 1986: Benefits Flood Control Funds requested above are required to continue design of the South Fork Dam and Lake. 4 FEB 1985 San Gabriel River, Texas 148 |