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SP 371 San Antonio Area Freeway System
State Spur 371 (General Hudnell Drive)

This page last updated July 08, 2010

Spur 371 highlight map This page covers State Spur (SP) 371 from US 90 to Port San Antonio (the former Kelly AFB.)

Length: 1.7 miles


On this page

Overview
 
Roadway
details
Schematic Lanes Access
roads
         
Exits
 
Speed
limits
Special features
& notes
Traffic Media
gallery
         
   
  Construction
projects
Future
plans
History
 
 
         

Overview

This short freeway provides access from US 90 to the Port San Antonio industrial park and cargo airport.


Roadway details

SCHEMATIC

Click here for a schematic of Spur 371t.
 
LANES
  • 4 lanes from US 90 to Frio City Rd.
  • 6 lanes from Frio City Rd. to Cupples
  • 8 lanes from Cupples to the Port San Antonio main entrance

Spur 371 lanes map

 

ACCESS ROADS


There are no access roads along this freeway.
 

EXITS

SOUTHBOUND:

  • Quintana Rd./East Kelly Railport
  • Freeway ends at Billy Mitchell Blvd.

NORTHBOUND:

  • Cupples Rd./Quintana Rd./East Kelly Railport
  • Frio City Rd.
  • Freeway merges into US 90 eastbound
SPEED LIMITS
  • 55 mph from US 90 to Cupples
  • 40 mph from Cupples to Port San Antonio entrance

Spur 371 speed limits map

 

SPECIAL FEATURES & NOTES

  • The interchange at US 90 only facilitates traffic from westbound US 90 to Spur 371 and to eastbound 90 from Spur 371
TRAFFIC


Generally light traffic volumes. Traffic counts have dropped substantially over the past decade as a result of the closing of Kelly AFB.
 

AVERAGE ANNUAL DAILY TRAFFIC
LOCATION 1990 1998 2000 2006 2007 2008 '98-'08
% CHG
S of US 90 14,700 16,000 17,300 12,100 10,300 12,900 -19%
At Port SA 23,000 22,000 21,000 15,500 13,200 12,100 -45%
 


Media gallery

Click here for photos and video of this freeway.


Construction projects

No current projects in this corridor.


Future plans

Over the past decade, the former Kelly AFB has been converted to a major industrial park and cargo airport named Port San Antonio (previously known as KellyUSA).  As Port San Antonio grows, traffic in and around the area is expected to increase substantially, especially truck traffic.  Therefore, part of the redevelopment effort includes the proposed construction of an expressway (Kelly Parkway) connecting US 90 with I-35 South, Loop 410 South, and SH 16 South, with Spur 371 comprising the northernmost section of that corridor.  Improvements to the interchange at US 90 would be included.  However, there is presently no timetable or funding for those projects.


History

Authorized by Minute Order 51835 (September 25, 1962).  This route was finalized amid some controversy in 1964.  Construction began in September of that year with a ceremony attended by 500 people.  The "groundbreaking" was done using an oversized plunger that detonated a simulated missile warhead.  The freeway was completed and open to traffic in 1968.  It originally had the unimaginative title of "Kelly Access Freeway", but its name was changed to General Hudnell Drive shortly after it opened.  Major General William Hudnell retired as commander of Kelly AFB in 1965.



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The information provided on this website is provided on an "as-is" basis without warranties of any kind either express or implied.  The author and his agents make no warranties or representations of any kind concerning any information contained in this website.  This website is provided only as general information.  The author expressly disclaims all liability with respect to actions taken or not taken based upon the information contained herein or with respect to any errors or omissions in such information.  All opinions expressed are strictly those of the author.  This site is not affiliated in any way with any official agency.