Highway Designation File

Transportation Planning and Programming Division
Current Description-Effective Date-Authority


Certified Mileage (Open to Traffic)
17.439 2010

STATE HIGHWAY LOOP NO. 336

Minute Order 048429, dated 09/27/1966; Adm. Cir. 005-1961, dated 01/03/1961

Conroe Loop - From SH 105 west of Conroe, to SH 105 east of Conroe.  (Montgomery County)  New Designation.



Minute Order 082493, dated 11/20/1984; Adm. Ltr. 004-1985, dated 04/15/1985

From FM 2854 west of Conroe, southward, eastward, northward, and westward to SH 105 northwest of Conroe, a total approximate distance 16.5 miles.  (Montgomery County)  New description; section of approx. 10.2 miles added from FM 2854 west of Conroe, southward, eastward, and northward to SH 105 east of Conroe.



Adm. Auth., dated 02/23/1989; Adm. Ltr. 002-1989, dated 03/20/1989

From FM 2854 west of Conroe, southward, eastward, northward, and westward to the point of beginning at FM 2854, a total approximate distance of 17.6 miles. (Montgomery County)  Section of approx. 1.1 miles added from junction of SL 336 and SH 105 west of Conroe, southward to FM 2854.