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SH 121 Segment 1
Noise Barriers
Aesthetic Concepts
• Noise Barrier Locations
• Current Construction
• Alternative Concepts
SH 121
PROPOSFD NOISE BARRIER
IAWATION M %P
LEGEND
Sit 121 PROJECT LIMITS
FROM 423 MILE WFSTOF HUSNE
SH QI TO DNT
PROPOSED NOISE HARR 11; RS N
1,001)
Eca
r 4r
w9prWr-
121
TE�"s
I 'jjpvmw--�
Al-.-AMUM-
Noise Barrier 38
Along the S11 121 NB Main Lanes
Height:8 ft
Length: 9% it
Noise Barrier 18
Along the Sil 121 Fxit Ramp
height: 5 A
Length: 672 ft
Noise Barrier 3A
Along Entrance Ramp and
SH 121 NB Main Lanes
licight: 8 ft
Length: 1,312 ft
m
PROPOSED Nom
M'-/=-
PROPOifia Nwse
@
kl.XRM�S N.: 5 A&
"ANIF.0 Ne 7
PROJECT
,
OEC4N
C.16C._
D.H"
ly
PROPOSED NO.Sf
"mm'"s "0 "' "" ,
3. m. - 45,
4C 6 lb
Noise Barrier 18
Along the Sil 121 Fxit Ramp
height: 5 A
Length: 672 ft
Noise Barrier 3A
Along Entrance Ramp and
SH 121 NB Main Lanes
licight: 8 ft
Length: 1,312 ft
m
Sk
Noise Barrier Locations
i • SO 121 Noisv Harrier 28 ��',"�`t� 1
fff f
PROPOSED NOISE BARRIER AIonR the SH 121 SB hixin Lanes
and b%lde the SH 121 SB Frontage Raul
LEGEND Ilelght: R ft — y�
Sit 121 PROJECT LIMBS Lcngtlt: 606 ft � � ••
r
FROM MILE WEST Of tlIISINES.
Sf, 121 TO O DNT
PROPOSED NOISE BARRIERS N
n 1010
Aw
T..
t
y w
F.•.Iq � jig..
g r
. T 1 �� . ,..• 1
iµ
-
a
HcightBB it
I'll SB Main Lane, 4• ��. •� n
g w Noise Barrier 4A -
-
Along the SIt 121 NB Alain Lanes
I.ength : 1,184 11 _
i ` Height: 8 ft
'AAM q Length: I.Ug6It
fiOC W.hta 'r
Noise Barrier 4B
` Along the tiH 121 NB Frontage Road
* IleighC 8 ft
• -.— — � s � Length: 576 ft
PROJECT
i -�...
Barrier 4C
Along the SI1 121 NB Bain Lanes
Might: aft
Noise Barrier 41) � Length: 1.656 It
s
Along the Sil 121 NB Main Lanes rttoPOaEONase PtewoseoNasr ■p1
lleight: 8 ft lAMIlits No. sa S MReitR Na. t
Length: 864 It
Vµp,E•.r ... �
1
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Urnlua ('aaat�
('u7lia raa__•n. .,. -..
---�
nait.raann
PROPOSED NOISE
"NMIERSN, IA In � j
7P. 253A 30 M. 40 '
? •c 1 40 I�
* 1,-. Noise Barrier Locations
_
PttOI Otih I WISE BARRIER
LUCICTION NIAP
LF.GEXI) y„ - Rolse Barrier 7
SH 121 PROIFCT LIMITS �� � Along the +il 131 SB Main Lanes
FROM 0,23 MILE WFSTOF BUSIN[lS. i , Height: R It
llH '1 F axr •� i1ij ±13J 1,0 1,024 ft
sorosra nrnsr. nARRIrKS Al
Fen /U
a ? BCiN¢Cn the R0�1 and
t
Awe
SH 131 SB Frm,tal;e Road •.lrti�> ��� HciP,ht:1JR � � q
I.enBih; 306 ft
* I
Current Construction - Natural Concrete
El
Nili��'tw "
i(�I I!* J39,4
I
It%
m
v
R
t:.
i
M
n_
I
Precast Attachments - "Stone" Columns
I[IN
f�
li t
�ih� 1���ill�
ter;,
m,
' �-- Existing Construction with Landscape
0,'A
I a
��� k:ti;�tli�; atit�t�siia�!9d`t t I R j
�`� •6�E t�,���; t;�x t � ttse r� sp 1 s1 � i � � , � �'�:�Ir, ° a s
t
r�
+ ll 1
a ."r ,�tlY /p {q " l► ;}�� ���Kt P� �#�� }{t � ���t�t a� C,i,a*i�y #s � °;� ! _, .
Cb {•
� �.r. i irR�•
S. � Jul• k n_r. h
23
Smooth Finish
Fractured Fin
Finish
Smooth Finish
81
0"
----7
4'-
2'-
4"
8"
81.0"
Smooth Finish
Fractured Fin
Finish
Smooth Finish
1' -0"
4' -4-
8'-0"
1 ' - 0"
4'- 4"
8'-0"
4
Column Cap
Smooth Finish
Random
Formliner
Ashiar
Finish
Smooth Finish
Iq
hi
1
Inset
Smooth
oil
Panel
Finish
L.
5
Attachea
1.-Ol.
- oe
10
4'- 4"
8'-0"
2'- 8"
LW'A
The North Texas Tollway Authority provides a fiscally sound
system of innovative toll facilities, services and solutions
that improves the mobility, quality of life and economy of the
North Texas Region.