Rolanka International, Inc

BioD-Block

FABRIC ATTACHED COIR BLOCK SYSTEM.

An Excellent Tool For Vegetated Soil Lift Construction

BioD-Block™ is a patented product in USA, India, and Sri Lanka.
BioD-Block™ system is completely biodegradable and does not contain any synthetic materials to harm wildlife.

The BioD-Block™ coir block system is a versatile tool for soil bioengineering applications. It consists of a densely packed, mattress coir fiber block (9.8 ft. long) attached to a bristle coir woven fabric (BioD-Mat 70). It is an excellent tool to easily construct a vegetated soil lift. The BioD-Block system is available in two heights (12” and 16”). The 12” tall coir block is 5” thick and the 16” tall coir block is 7” thick. Both sizes have ~10’ long coir blocks. The fabric is connected to the coir block on three sides leaving the remaining side open to fill with dirt. Each BioD-Block™ has a female and a male end that creates a strong connection between blocks and avoids failure at the connection.

RoLanka further improved the BioD-Block™ system adding 9 invisible planting holes through the middle of each 9.8-ft long coir block. Each hole is spaced 9 to 12” apart. Removable coir fiber plugs are easily pulled out to expose the planting holes. Live plant cuttings can be planted through these holes during or after construction. The tightly packed coir block provides strong support at the face of the lift while protecting the soil behind the coir block.

Details of fabric attached BioD-Block system with invisible planting holes.

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BioD-Block™ system is available in 3 configurations.
  • BioD-Block 12™ 300 – 9.8′ long, 5″ thick, both fabrics 47″ long
  • BioD-Block 16™ 300 – 9.8′ long, 9″ thick, TFL – 28″, BFL-56″
  • BioD-Block 16™ 400 – 9.8′ long, 9″ thick, TFL – 48″, BFL-75″

Price:

$1,000.00$1,200.00

Specifications of BioD-BlockTM

The fabric attached BioD-Block system is available in 12-in and 16-in tall blocks.

Property BioD-Block™ 12-300 BioD-Block™ 16-300 BioD-Block™ 16-400
 Unit weight 3.3 lbs./ft (5 kg/m) 4.4 lbs./ft (6.6 kg/m) 4.8 lbs./ft (7.3 kg/m)
Block size
Height 12 in (30 cm) 16 in (40 cm) 16 in (40 cm)
Thickness 5 in (13 cm) 7 in (17.5 cm) 7 in (17.5 cm)
Length 9.8 ft (300 cm) 9.8 ft (300 cm) 9.8 ft (300 cm)
Fabric length
Top 47 in (117.5 cm) 28 in (71 cm) 48 in (122 cm)
Bottom 47 in (117.5 cm) 56 in (142 cm) 75 in (190 cm)
Tensile strength of fabric
MD 1740 lbs./ft (25.4 kN/m) 1740 lbs./ft (25.4 kN/m) 1740 lbs./ft (25.4 kN/m)
CD 1176 lbs./ft (17.2 kN/m) 1176 lbs./ft (17.2 kN/m) 1176 lbs./ft (17.2 kN/m)
Fabric length at female end 6 in (15 cm) 6 in (15 cm) 6 in (15 cm)
Number of invisible planting holes 9 9 9

Applications of BioD-BlockTM system

  • Slope stabilizations
  • Streambank stabilization
  • Riverbank stabilization
  • Lake shoreline stabilization
  • Reservoir shoreline stabilization
  • Beach restoration
  • Stream relocations
  • Vegetated soil lift construction

Advantages of BioD-BlockTM system

  • The thick coir block in the coir block system provides constant layer heights.
  • The attached fabric with coir block makes the vegetated soil-lift construction easier.
  • The thick fiber block provides much higher protection to constructed soil lift.
  • Completely biodegradable and environmentally friendly.
  • Coir block will provide protection for 6 – 7 years while coir fabric lasts 4 – 6 years.
  • Provide aesthetically pleasing applications.
Successful applications of BioD-Block coir block system
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