SINGLE 4" 4" 1-Size 2 reflector. 1-Size 1 reflector. unit. unit. Yellow, White or Red Type B or C Reflective Sheeting FLX GND, SRF GND 12" 12"

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1 REFLECTOR UNIT SIZES FOR DELINETORS ND S DELINETORS D & OM DESCRIPTIVE CODES SIZE 1 SIZE 2 SIZE 3 SIZE 4 SINGLE DOULE INSTL DEL SSM (D-XX)SZ X (XXX)XXX(XX) + ˆ" + ˆ " 1" 1" S FLX, SRF OM-1 OM-2X OM-2Y OM-2Z OM-3L OM-3R OM-3C OM-4 + ˆ" + ˆ " + " + ˆ" 1. Size 1 and 4 - Direct applied reflective sheetg for use on flexible post (flx). + " Yellow, White or Red Type or C reflective sheetg 2. Size 2 and 3 - For use on wg channel (wc) post only. Use approved metal, plastic or fiberglass backplate with 17/6 mountg holes. + " POST TYPE MOUNT TYPE Type 1 (OM-1) Type 2 (OM-2) Type 3 (OM-3) Type 4 (OM-4) 3-Size 1 reflector 3 1-Size 2 reflector Size 1 reflector Yellow, White or Red Type or C Reflective Sheetg 3 ˆ " 2-Size 2 reflector FLX ˆ ", SRF 2-Size 1 reflector NUMER OF REFLECTORS S = Sgle D = Double COLOR OF REFLECTORS W = White Y = Yellow R = Red REFLECTOR UNIT SIZE 1 or 2 TYPE OF POST OR DELINETOR = Wg Channel Post FLX = Flexible Post RF = arrier Reflector TYPE OF MOUNT = Embedded (drivable or set concrete) CT = Concrete arrier Mount GF1 or GF2 = Guard Fence ttachment SRF = Surface Mount DIRECTION If Required I = i-directional R = i-directional with red on back INSTL OM SSM (OM-XX) (XXX)XXX(XX) TYPE OF 1, 2, 3, or 4 NUMER OF REFLECTORS OR DIRECTION X = 3-Size 2 reflector (Type 2 only) Y = 1-Size 3 reflector (Type 2 only) Z = 3-Size 1 or 1-Size 4 reflector (s)(type 2 only) L = Left Side (Type 3 Object Marker only) R = Right Side (Type 3 Object Marker only) C = Center (Type 3 Object Marker only) TYPE OF POST = Wg Channel Post FLX = Flexible Post TWT = Th Walled Tubg TYPE OF MOUNT = Embedded (drivable) SRF = Surface Mount WS = Wedge nchor Steel WP = Wedge nchor Plastic DIRECTION If Required I = i-directional 3-Size 2 reflector 1-Size 3 reflector or 1-Size 4 reflector FLEXILE POSTS (EMEDDED & SURFCE MOUNT TYPES) Yellow-Type or C Sheetg FL FL Yellow - Type or C Sheetg lternatg acrylic black and retroflective yellow - Type or C Sheetg FL FL Red -Type or C Sheetg FL FL POST TYPE TWT FLX TWT TWT DELINETORS, S ND RRIER MOUNT TYPE WS, WP, SRF WS, WP WS, WP REFLECTORS RRIER REFLECTORS (RF) CHEVRONS ONE DIRECTION LRGE RROW : Deleator and object marker GF1 GF2 CT backplates and sign substrates shall be 0.080" lumum sign blank to conform to STM -209 lloy 6061-T6 or approved alternative. W1-6 W arrier shall meet the requirements of DMS pproved arrier Reflectors are listed on the "arrier Reflectors" Material Producer List at: SIZE (W x L) MOUNTING HEIGHT x 2 (Conventional) 2x 30" (Conventional Oversize) 4'-0" or 7'-0" 30"x 3 (Expressway) 7'-0" Only 3 x 48" (Freeway) SIZE (W x L) MOUNTING HEIGHT 48" x 2 (Conventional) 1. CHEVRON (W1-8) signs and ONE DIRECTION LRGE RROW (W1-6) Signs 60" x 30" (Expressway & Freeway) 7'-0" MTERIL DESCRIPTION D & OM(1)-15 shall be stalled per Sign Mountg Details (SMD) dom1-15.dgn Yellow, White, Red 1. Mimum 9 square ches of reflective sheetg surface area. 2. Sheets and paid under Item 644 (Small Roadside Sign ssemblies). The Texas version of the ONE DIRECTION LRGE RROW sign (W1-9T) may be used stead of the ONE DIRECTIONL LRGE RROW (W1-6) ugust 2004 JO 20

2 WING CHNNEL () POST TYPE ND SUPPORT FOUNDTION DETILS FLEXILE POSTS (FLX) WEDGE NCHOR SYSTEMS TYPE OF RRIER MOUNTS GURD FENCE TTCHMENT Le S SRF WS WP GF2 GF1 2'-0" Usual Embedded Wg Channel () post option may be used for Type 2 Object Markers and Deleators only lbs/ft steel per STM 1011 SS Gr. 50, or STM 499. Reflective material Post Stub S TYPES 1, 3, ND 4 S ND CHEVRONS EMEDDED Reflective material Post ase SURFCE MOUNT 1. See "Flexible Deleator and Object Marker Posts" Material Producer List for approved devices. 2. Install per manufacturer's recommendations. 3. Post length may vary to meet field conditions. CHEVRONS ND ONE DIRECTION LRGE RROW SIGN Dia. STEEL 27" 30" o " PLSTIC 1. Install per manufacturer's recommendations. 2" 17" DELINETORS ND TYPE 2 S 1" 15" Dia. (pprox.) 17" 20" Centerle of MGF rail element CT ttached to post or block CONCRETE RRIER RIDGE RIL GENERL S 1. Place on a section of roadway at a consistent distance from the edge of pavement. 2. Where a restriction prevents consistent placement from the 2'- M. M. 4'-0" pavement edge, place the affected object markers le with the nermost edge of the obstruction. 3. When Type 2 object markers and are more than 8'-0" from the edge of the pavement, it may not be possible to mata a height of approximately 4'-0". If this is the case, place the object marker or deleator as close to the desired height as possible. 4. Install all, object markers and barrier 4'-0" Pavement surface 7'-0" Pavement surface pproximately 4'-0" Pavement surface accordance with the manufacturer's recommendation. 5. arrier should be stalled a mimum of 18 ches above the edge of the pavement surface. Le Le 2'-0" to 8'-0" or Le INSTLLTION Mountg at 4 feet to the bottom of the chevron is permitted for chevrons that will not exceed a height of 6'- to the top of the chevron (sizes 2 x 30" and smaller) Chevrons 30" x 3 and larger shall be mounted at a height of 7' to the bottom of the chevron. Chevron sign and ONE DIRECTIONL LRGE RROW sign (W1-9T)shall be stalled per SMD standard sheets and paid under item 644. front of object beg marked See general notes 1, 2 and 3. dom2-15.dgn ugust D & OM(2)-15 JO 20

3 5 MPH & 10 MPH 15 MPH & 20 MPH 2 USE OF WRNING S T CURVES WITH DVISORY SPEED LIMITS mount by which dvisory Speed Is less than Posted Speed Straightaway ) (pproachg/departg 2 2 RPMs 25 MPH & Greater RPMs and Chevrons SUGGESTED SPCING FOR DELINETORS ON HORIZONTL CURVES Extension of the centerle of the tanget section of approach lane normally require. Warng Devices Needed s less than 1 degree do not RPMs, and Deleators or RPMs and ONE DIRECTION LRGE RROW (W1-6) or (W1-9T) sign One direction large arrow (W1-6) or (W1-9T) sign Straightaway (pproachg/departg ) DELINETOR ND CHEVRON SPCING WHEN DEGREE OF CURVE OR RDIUS IS KNOWN Degree of Radius of FEET Straightaway Chevron deleator approach and departure spacg should clude 3 spaced at 2. This spacg should be used durg design preparation or when the degree of curve is known. Frwy./Exp. Tangent 1 Frwy./Exp. FRWY/EXP. Ramp Lane RPMs Sgle on right side Sgle red on both Truck Escape Ramp 50 feet sides Head Rail ridge Rail Crossovers DELINETOR ND PPLICTION ND SPCING CONDITION REQUIRED TRETMENT MINIMUM SPCING cceleration/deceleration ridge Rail (steel or concrete)and Metal eam Guard Fence or CT Guard Rail Termus/Impact ridges with no pproach Reduced Width pproaches to Culverts without MGF Pavement Narrowg (lane merge) on Freeways/Expressway Sgle on at least one side of ramp (should be on outside of curves) (see Detail 4 on D&OM(4)) Double (see Detail 4 on D&OM(4)) i-directional Deleators when undivided with one lane each direction Sgle Deleators when multiple lanes each direction Divided highway - Object marker on approach end. Undivided 2-lane highways - Object marker on approach and departure end. Type 3 Object Marker at end of rail and 3 sgle approachg rail. Type 2 Object Markers and 3 sgle approachg bridge. Type 2 Object Markers Double yellow or RPM's Sgle adjacent to affected lane for full length of transition See PM-series and FPM-series standard sheets See deleator spacg table 100 feet on ramp tangents. Use deleator spacg table for ramp curves ("straightway spacg" does not apply to ramp curves). 100 feet (See Detail 4 on D & OM (4)) (100'max) but not less than 3 Requires Type 3 Object Marker or reflective sheetg provided by manufacturer per D & OM(VI). See Detail 2 on D & OM(4) See Detail 1 on D & OM(4) See Detail 3 on D & OM(4) See Detail 5 on D & OM (4) 100 feet S ONE DIRECTIONL LRGE RROW (W1-6) or(w1-9t) sign should be located at approximately and perpendicular to the extension of the centerle of DELINETOR ND CHEVRON SPCING WHEN DEGREE OF CURVE OR RDIUS IS NOT KNOWN 1. Deleators not required urban areas with contuous illumation. 2. Unless dicated otherwise, the deleator or barrier reflector color shall conform to the color of the pavement edge le on the side of the road where the or barrier are placed. the tangent section of approach lane. SUGGESTED SPCING FOR CHEVRONS ON HORIZONTL CURVES dvisory Speed (MPH) Straightaway Chevron 2x 3. arrier may be used to replace required. 4. Sgle red may be mounted on the back side of deleator posts for wrong way driver applications Pot of curvature Pot of tangent i- Deleator s less than 5 degrees do not normally require Chevrons. If the degree of curve is not known, deleator spacg may be determed based on the dvisory Speed of the curve. Use the deleator curve spacg for each dvisory Speed (MPH). Deleator Sign dom3-15b.dgn ugust 2004 D & OM(3)-15 JO C

4 WITH REDUCED WIDTH PPROCH FREEWY DELINETION FOR RMPS ND CCELERTION DECELERTION LNES TYPICL PPLICTION OF DED END RRICDE Dead End Mimum 3 at 100' maximum spacg RIDGE WITH NO PPROCH RIL Deleators DETIL 1 OM-2 or object marker on nose of attenuator per D & OM(VI) Deleators DETIL 4 of white for acceleration or deceleration lanes is approximately 100 ft. Ramp tangentscurve. 100' max spacg Ramp curves- Use deleator spacg table ("Straightaway spacg" does not apply). Deleators should be on outside of 100' usual Warng devices as per D & OM(3) or dditional devices as necessary 10' arricade DETIL 6 TYPICL DED END RRICDE INSTLLTION 8' Optional type 4 object markers 5' max. DETIL 2 FOR CULVERTS WITHOUT MGF CROSSOVERS Center of Travel Lanes S 1. arricade stripg shall be red and white reflective sheetg for all permanent road closures. OM-2 to be placed if safety end treatment is less than 15' from travel lane. OM-2 to be placed if culvert headwall is greater than 20' length and is less than 15' from travel lane or with the clear zone 4 Type I- RPM's at 20' spacg and / or Double yellow deleator Double yellow deleator and / or Type II-C-R RPM's at 10' spacg 2. arricade stripg is red and white slopg toward the center of the roadway. 3. Type 3 arricade Supports should be anchored to soil or pavement as described compliant Work Zone Control Devices List, section D.2.f and D.2.g. DETIL 7 OM-2 to be placed if culvert headwall is less than 15' from travel lane or with the clear i Deleator Deleator OM-3 arricade Sign OM-2 dom4-15.dgn D & OM(4)-15 ugust 2004 JO DETIL 3 zone DETIL 5 Double Deleator D

5 WITH REDUCED WIDTH PPROCH RIL WITH METL EM GURD FENCE (MGF) RIDGE WITH NO PPROCH RIL Type i Equal spacg but not less than 3 total. Steel or concrete ridge rail Type i Equal spacg but not less than 3 total. but not less than 3 MGF but not less than 3 One barrier reflector shall be placed directly behd each OM-3. The others will have equal spacg but not less than 3 Steel or concrete ridge rail One barrier reflector shall be placed directly behd each OM-3. The others will have equal spacg but not less than 3 Type Type i Deleator Deleator OM-3 : If termal ends clude an object marker, there is no need to stall an OM-2 front of termal. OM-2 Termal End dom5-15.dgn ugust 2015 D & OM(5)-15 TxDOT TxDOT TxDOT TxDOT JO TRFFIC FLOW 20E

6 (250' max), Type C sgle INUOUS CONCRETE RRIER Concrete arrier Concrete Concrete arrier arrier (250' max), Type C sgle than 3 sgle MULTI-LNE UNDIVIDED, TWO-WY RODWY WITH METL EM FENCE (MGF) MGF MGF than 3 sgle than 3 sgle yellow barrier DIVIDED RODWY WITH METL EM GURD FENCE MGF MGF than 3 sgle Double Yellow i Deleator Deleator (250' max), OM-3 Type C yellow barrier OM-2 D & OM(6)-15 dom6-15.dgn TxDOT TxDOT TxDOT TxDOT Termal End ugust 2015 JO TRFFIC FLOW 20F

7 djust to fit attenuator per manufacturer's recommendation, or as directed by the Engeer 10" S 10" Object marker stalled per manufacturer's recommendations. 2 " mimum. 2 " mimum. 2 S SMLLER THN 3 FT 48" CK PNEL (OPTIONL) Variable to match width of exit gore sign. 1. Object Markers shall conform to the Texas MUTCD and meet the color and reflectivity requirement of Department Material Specification DMS ackground shall be yellow reflective sheetg (Type or C) and Chevron S shall be black should be adjusted to attach through centerle of drum, per attenuator manufacturers recommendation, or as directed by the Engeer. 2. Mountg should be flush with top of attenuator. Mimum size 9 x Object Markers may be fabricated from adhesive backed reflective sheetg applied directly to guardrail end treatment, or applied directly to an "end cap" as per the manufacturer's recommendation. Direct applied sheetg shall provide a smooth surface and have no wrkles, air bubbles, cuts or tears. radius at the corners is not required for direct applied sheetg. 3. Object Marker size may be reduced to fit smaller devices. Width of alternatg black and yellow stripes are typically. Object Markers smaller than 3ft may have reduced width stripes of a mimum of 2 ". 4. Pop rivets, screws, or nuts and bolts may be used to attach object markers and. Holes, slots or other opengs may be cut or drilled through object markers to allow cable or other attachments. L 5. Object Marker at nose of attenuator is subsidiary to the attenuator. 6. See D & OM (1-4) for required barrier. 2 FOR VEHICLE IMPCT domvia15.dgn TTENUTORS D & OM(VI)-15 December JO 20G