Voltiera
Plastic Solutions

Plastic Traffic Barriers, Drums, and Delineators — MDPE, Reflective, Interlocking

Medium-density polyethylene road safety line — tubular delineators, weighted drum cones, water-filled barriers, the pivoting Premium Channelizer (90°), and the High Road Barrier for sign-panel deployment. Reflective tape factory-applied, interlocking anchor between units, ship stacked and empty to fill on-site.

Eight SKUs in the line covering lane shifts, work-zone perimeters, parking control, event channelization, and industrial zones. High-visibility orange UV-stabilized through the wall thickness — does not fade in sun and weather. Custom signs available on order. Factory Direct by the container.

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Voltiera Stackable Directional Barrier — orange MDPE traffic barrier with chevron arrow and reflective tape, for directional channelization in work zones

Safety Line Specifications

Material
Medium-density polyethylene (MDPE)
Color
High-visibility orange (UV-stabilized, color throughout the wall)
Visibility
High-reflectivity weather-resistant tape (day and night)
Ballast
Water-fill ports on barriers and channelizers (drain for relocation); Drum Cone T1 ships with permanent plaster ballast
Anchoring
Interlocking anchor between units — forms continuous straight or curved runs
Handling
Stackable and nestable; larger barriers include forklift-fork access
Product family
8 SKUs — Tubular Delineator, Drum Cones (T1, T2), Signaling Barriers (T1, T2, Stackable Directional), Premium Channelizer, High Road Barrier. Custom signs available on order.
Applications
Roadwork · construction sites · traffic channelization · parking · events · industrial

Product Family — 8 SKUs

Delineators and drums for light channelization, signaling barriers for work zones, a pivoting premium channelizer, and the High Road Barrier for sign panels. Each SKU orders individually or as a mix by the container.

Delineator

Tubular Delineator

Hollow channel post

Weight
4.4 lb (2.0 kg)
Base
13.2" × 13.2" (335 × 335 mm)
Height
60.0" (1,525 mm)
Material
MDPE

Lightweight channelizing post for lane shifts, merges, and detours. Reflective bands for day and night visibility. Easy to deploy and recover.

Drum cone

Drum Cone T1

Weighted channelizer

Weight (incl. plaster ballast)
13.2 lb (6.0 kg)
Base Ø
19.7" (500 mm)
Height
38.8" (985 mm)
Material
MDPE

Cone-form channelizer with permanent plaster ballast in the base for wind stability. Reflective tape and lift handles standard. No water fill — plaster is sealed inside the base.

Drum cone

Cylinder Drum T2

Hollow barrel

Weight
13.2 lb (6.0 kg)
Base Ø
28.1" (714 mm)
Height
40.2" (1,020 mm)
Material
MDPE

Wider profile than the T1 for higher visibility at distance. Hollow body — fills with water or sand on-site for ballast. Standard traffic-drum geometry for lane closures and work-zone perimeters.

Signaling barrier

Signaling Barrier T1

Low profile

Weight
17.6 lb (8 kg)
Base
57.2" / 51.2" × 15.0" (1,454 / 1,300 × 380 mm)
Height
23.0" (585 mm)
Material
MDPE

Low-profile barrier for sidewalk-level lane closures, pedestrian channelization, and short-duration work zones. Anchor system between units; base shown with / without interlock socket.

Signaling barrier

Signaling Barrier T2

Window profile

Weight
30.9 lb (14 kg)
Base
70.9" × 17.7" (1,800 × 450 mm)
Height
35.4" (900 mm)
Material
MDPE

Standard work-zone barrier with window cutouts for visibility through the line. Stacks for transport and storage; interlocks for continuous runs.

Signaling barrier

Stackable Directional Barrier

Chevron · directional

Weight
37.5 lb (17 kg)
Base
53.9" × 18.9" (1,370 × 480 mm)
Height
31.9" (810 mm)
Material
MDPE

Chevron-arrow face for directional guidance — lane shifts, detours, and merge points. Stacks and interlocks like the Signaling T2.

Channelizer

Premium Traffic Channelizer

Pivoting · up to 90°

Weight
61.7 lb (28 kg)
Base
78.7" × 17.7" (2,000 × 450 mm)
Height
39.4" (1,000 mm)
Material
MDPE
Features
Water circulation between units · 90° interlock socket

Heavier channelizer with pivoting interlock — connects units in straight runs or up to 90° curves. Water circulates between connected units for stability.

High barrier

High Road Barrier

Sign panel ready

Weight
55.1 lb (25 kg)
Base
55.1" / 47.2" × 15.7" (1,400 / 1,200 × 400 mm)
Height
57.1" (1,450 mm)
Material
MDPE
Features
Large sign / tape area · water drain

Tallest barrier in the line. Large vertical face for sign panels and reflective tape. Base shown with / without interlock socket; water-fill drain for relocation between sites.

Where the Safety Line Operates

The line is sized for environments where traffic channelization, work-zone separation, and directional guidance are part of daily operations.

Roadwork and lane closures

Resurfacing, repavement, and utility work — high-visibility barriers and drums channel traffic safely around the work front.

Construction sites

Cordoning off active zones, excavations, and equipment with interlocking barriers that form continuous perimeters.

Traffic channelization

Delineators and the pivoting channelizer guide vehicles through lane shifts, merges, and detours.

Parking and access control

Lightweight cones and posts manage flow in lots, gate houses, and pedestrian crossings.

Events and crowd control

Quick to deploy and relocate — water-fill barriers create temporary lanes and queue lines.

Industrial and warehouse

Hazard marking, restricted forklift zones, and separation of foot traffic from machinery, indoors and out.

Buying the Safety Line Wholesale — FAQ

What is a water-filled barrier and where is it used?

A water-filled barrier is a hollow MDPE channelizer or barrier that ships empty (light, stackable for transport), then fills with water on-site through a top port to gain mass and stability. The water drains back out for relocation. It is the standard work-zone barrier for roadwork, construction sites, lane shifts, parking control, and event channelization where a permanent concrete barrier is not the right answer. (Note: in this line the Drum Cone T1 ships with sealed plaster ballast — water-fill applies to barriers and channelizers only.)

What is the difference between a traffic drum and a traffic cone?

A traffic cone is a one-piece molded marker, smaller (typically 28–36 in) and lighter. A traffic drum is a larger channelizing device (39–41 in tall in this line) with a wider base and higher visibility from a distance. Cones are for short-duration low-speed work; drums are for higher-speed road work and longer work-zone exposures.

How does the interlocking system work between barriers?

Each barrier and channelizer has anchor points molded into the ends. Units connect end-to-end to form continuous straight runs; the Premium Traffic Channelizer pivots up to 90° at the interlock for curved deployments. The interlock is mechanical (no tools required on most units) and keeps the line aligned under wind and incidental contact.

Are these barriers MUTCD or NCHRP-350 / MASH compliant?

These are MDPE work-zone devices positioned on spec — material, weight, base footprint, height, and reflective tape. US work-zone compliance (MUTCD for channelizing devices, NCHRP-350 or MASH for crashworthiness on certain barrier classes) varies by jurisdiction, device type, and intended use. We do not publish blanket compliance claims; for projects where AHJ certification is a hard requirement, send the spec and we confirm against the device class before order.

Can the barriers be moved with a forklift?

Yes — the larger barriers (Stackable T2 and up) include forklift-fork access in the base, and all units are stackable and nestable for transport. The Tubular Delineator and Drum Cone T1 are light enough (4–13 lb) for manual handling; the High Road Barrier (55 lb empty) and Premium Channelizer (62 lb empty) move under forklift on the site.

Does the line come with reflective tape standard?

Yes. Every unit ships with weather-resistant high-reflectivity tape pre-applied in the appropriate location for the device class — vertical bands on delineators and drums, horizontal bands on barriers, chevron-pattern on the directional barrier. Tape returns headlight beams day and night for work-zone visibility.

What is the difference between the Signaling Barrier T2 and the Stackable Directional Barrier?

The Signaling Barrier T2 is the work-zone standard — window cutouts in the face for visibility through the line. The Stackable Directional Barrier replaces the windows with a chevron-arrow graphic for directional guidance at lane shifts, merges, and detour points. Same MDPE body, similar weight class, different face function.

What is the minimum order for safety-line products by the container?

No fixed minimum on unit count. The honest question is whether the math works for a full container of safety-line devices or whether a mixed container with plastic pallets, PVC SCH 40, or insulated bins gets to a better landed cost. Send the SKU mix and the destination — we put the configuration together that gives the best total cost.

Request a Wholesale Quote

Tell us what you need. We come back with a firm quote with incoterms — the team that builds it is the same team that answers your questions.