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Alternatives Comparison: Comparison Table
All information is preliminary – based on 10% design – and subject to change.
Cost
Recessed
North
South
Estimated Total Cost (2027) (includes unknown factors)
$3 Billion
$1.8 Billion
$1.6 Billion
Construction/Maintenance
Recessed
North
South
Estimated Time to Construct
5-7 years
4-5.5 years
4-5 years
Ease of Construction
Most Challenging
Less Challenging
Less Challenging
Ease of Maintenance
Most Expensive
Less Expensive
Less Expensive
Potential Property Acquisition (All numbers are approximate)
Recessed
North
South
Parcels to be Acquired
188
115
96
Acres to be Acquired
78
48
23
Household Units Displaced
(includes apartments and multiplexes)
374
87
81
Businesses Displaced
12
10
3
Publicly Owned and Social Service Agency Buildings Displaced
6
- Wat Lao Buddhamixay Temple
- Dula Community Center
- Municipal Swimming Pool
- SNRHA1 Admin Office/Maintenance Bldg
- SNRHA1 Housing Programs Office
- Las Vegas Fire and Rescue Station #1
6
- Wat Lao Buddhamixay Temple
- Dula Community Center
- Municipal Swimming Pool
- SNRHA1 Admin Office/Maintenance Bldg
- SNRHA1 Housing Programs Office
- Las Vegas Fire and Rescue Station #1
3
- Wat Lao Buddhamixay Temple
- SNRHA1 Admin Office/Maintenance Bldg
- SNRHA1 Housing Programs Office
1Southern Nevada Regional Housing Authority
Surface Street Closures
Recessed
North
South
Streets Permanently Closed
4
(8th, 14th, 16th, 19th)
3
(8th, 14th, 16th)
3
(8th, 14th, 16th)
Other Environmental Elements
Recessed
North
South
Visual Impacts
No elevated visual barrier in downtown area; soundwalls planned between Las Vegas Blvd and Mojave Rd
Elevated freeway on dirt with soundwalls planned between Las Vegas Blvd and Mojave Rd
Elevated freeway on dirt with soundwalls planned between Las Vegas Blvd and Mojave Rd
Noise Impacts
Soundwalls proposed from Las Vegas Blvd to Mojave Rd, more detailed analysis in next phase
Soundwalls proposed from Las Vegas Blvd to Mojave Rd, more detailed analysis in next phase
Soundwalls proposed from Las Vegas Blvd to Mojave Rd, more detailed analysis in next phase
Historic Property2 Impacts3
10 historic properties affected, including 9 historic buildings displaced
10 historic properties affected, including 5 historic buildings displaced
6 historic properties affected, including 3 historic buildings displaced
Archaeological Site Impacts
0
0
0
Air Quality Impacts
No new National Ambient Air Quality Standards (NAAQS) violations or worsening of existing conditions.
Mobile source air toxics are expected to go down in future years under all alternatives compared to today.
No new National Ambient Air Quality Standards (NAAQS) violations or worsening of existing conditions.
Mobile source air toxics are expected to go down in future years under all alternatives compared to today.
No new National Ambient Air Quality Standards (NAAQS) violations or worsening of existing conditions.
Mobile source air toxics are expected to go down in future years under all alternatives compared to today.
Stream Impacts
The underground culvert that carries Las Vegas Creek would be moved north of I-515 with a new culvert built on the south side of I-515 to carry water to a new detention basin near Eastern Ave.
The underground culvert that carries Las Vegas Creek may be moved north of I-515.
The underground culvert that carries Las Vegas Creek may be moved north of I-515.
100-Year Floodplain Filled
0
0
0
Threatened and Endangered Species Affected
No
No
No
2A property is considered historic if it is on the National Register of Historic Places, or if it is deemed eligible to be added to the National Register by a qualified architectural historian. Most of the affected properties are residences.
3Properties affected but not displaced would have minor impacts like visual/setting changes and partial acquisition of a parcel (no physical change to buildings).
Miscellaneous
Recessed
North
South
Impacts to Downtown (parking and property acquisition)
Less impact
Less impact
Most impact to parking (Main Street Station parking garage, surface parking, and Zappos parking garage)
Union Pacific Railroad
Challenging approvals and multi-phased construction
Less impact
Less impact
Other
- Option for others to cap/add park amenities in the future
- New movement added – SB traffic on Casino Center south of freeway
- More remnant parcels to enhance the community
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