Table 122: Sharondale Street Corridor – Final Cost - Benefit Ratio Benefits Costs
Final Benefit / Cost Ratio
$16,880,000
$764,900
22.07
Table 123 : Cost Results for Sharondale Street Corridor
Annual Maintenance Cost
Service Life
Construction Cost $140,000.0 0 $194,737.8 4
Improvement Type
Cost (Each)
Quantity
Curb extension
$10,000
14
25
-
Install continuous sidewalks Install Stop Bar
$134.86 / LF
1444 LF
10
$19,473.78
$30
6
4
$180.00
$45.00
Install/refresh high - visibility crosswalks Reconfigure ramps to meet ADA Standard
$16 / LF
120 LF
4
$1,920.00
$480.00
$3,500
8
25
$28,000.00 -
Total
$364.837.8 4
$19,998.78
Lifecycle Cost (20 years) $3,558,400
Table 124 : Benefit Results for Sharondale Street Corridor
Prevention Benefit 1 * $3,700,000 $3,700,000
# of Crashes Prevented
Crash Severity
Total Benefit
K - Fatal
0 4
$0
A – Severe Injury
$14,800,000
B – Non- Incapacitating or Suspected Minor Injury
$520,000
4
$2,080,000
Total Benefit : $16,880,000
1 Cost obtained from TxDOT 2021 SII Calculator
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