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WZ-Letters

The following MDI Traffic Control Products meet the NCHRP's Report 350 guidelines for crashworthiness and safety for road-side hardware and workzone devices. Click the WZ number to view a PDF of the acceptance letter for that product.

Model

WZ#

Description

4818K

WZ-28, WZ-69

Aluminium stand w/ 18" mounting height

4860K

WZ-28, WZ-69, WZ-211

Aluminium stand w/ 5' & 7' mounting height

5018K

WZ-69 , WZ-164

Aluminium/Steel stand w/ 18" mounting height

4884K

WZ-69, WZ-138

Aluminium stand w/ 7' mounting height

40CAM

WZ-20, WZ-20A

Steel stand w/ 12" mounting height

30CAM

WZ-20

Steel stand w/ 12" mounting height

4850RBK

WZ-28

Aluminium stand w/ 5' mounting height

4815RBK

WZ-28

Aluminium stand w/ 14" mounting height

4815RBK-60

WZ-164

Aluminium stand w/ 5' mounting height

4814DLK

WZ-3

Aluminium stand w/ 14" mounting height

4814HDK

WZ-3

Aluminium stand w/ 14" mounting height

4814SSCK

WZ-20

Aluminium/Steel stand w/ 12" mounting height

4814NSCK

WZ-20, WZ-20A

Aluminium/Steel stand w/ 12" mounting height

5012SS

WZ-114  ,WZ-114A

Steel stand w/ 12" mounting height

5012NS

WZ-114 , WZ-114A

Steel stand w/ 12" mounting height

5018SS

WZ-114

Steel/Aluminium stand w/ 18" mounting height

5018NS

WZ-114

Steel/Aluminium stand w/ 18" mounting height

50TRI

WZ-281A

Steel stand w/ 12" mounting height

3612DLK

WZ-20 WZ-114

Aluminium stand w/ 12" mounting height

4812k

WZ-28

Aluminium stand w/ 12" mounting height

4814SL

WZ-333

Aluminium stand w/ 14" mounting height

30TRI

WZ-281B

Steel stand w/ 12" mounting height

 

The following MDI Traffic Control Products meet the MASH guidelines for crashworthiness and safety for road-side hardware and workzone devices. Click the WZ number to view a PDF of the acceptance letter for that product.

MASH Letters

Model

 WZ#

 

Description

4860-LT

WZ-357

Aluminium stand w/ 12" - 84" mounting height

50SM-NS

WZ-364

Steel stand w/ 12" - 54" mounting height

5012M-SS

WZ-388

Steel stand w/ 12" mounting height

T1260M

WZ-393

Aluminium stand w/ 12" - 63" mounting height

4818M

WZ-394

Aluminium stand w/ 12" - 63" mounting height

4814M-SL

WZ-395

Aluminium stand w/ 14" mounting height

4814M-DLK

WZ-396

Aluminium stand w/ 14" mounting height

4860M-84

WZ-397

Aluminium stand w/ 12" - 88" mounting height

5012M-NCAM

WZ-398

Steel stand w/ 12" mounting height

50SM-2S

WZ-399

 Steel stand w/ 12" - 63" mounting height

4860M

WZ-453

Aluminium stand w/ 12" - 84" mounting height

50SM-2S7

WZ-454

Steel stand w/ 12" - 84" mounting height

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