EPDM & HPDE Comparisons

Exposed Conditions - Pond Lining Systems

Ratings: E = Excellent, G = Good, F = Fair, P = Poor, NR = Not Recommended

Design Consideration
Material
 
EPDM 1.14 mm
HDPE 1.5 mm
Resistance to Sunlight (Exposed Conditions)
E
E
Resistance to Stress Cracking
E
F
Resistance to Cracking (all causes considered)
E
F
Resistance to Heat (Hot, Arid Climates)
G
G
Resistance to Thermal Expansion/Contraction
E
P
Resistance to Organic Wastewater/Soil Environment
E
E
Ease of Panel Installation
G
G
Ease of Field Seaming (Owner Friendly)
G
P
Ease of Attachment to Appurtenances
G
G
Ease of Field Repair Procedures
E
P
Low Temperature Installations
E
F
Low Temperature Brittleness (Seam Area)
E
F
Conformance to Substrates
E
P
Resistance to Puncture
G
F
General Lay Flat Characteristics
E
P
Resistance to Installation Damage (Field Handling)
G
F
Resistance to Installation Wrinkles
E
P
Resistance to Installation Tightness
G
F
Resistance to Soil Slippage (surface Friction)
E
P
Adhesive Bonding to Concrete Structures
E
NR
Overall Long Term Durability
E
E
Average Costs per mm thickness/sq/m
G
E
Overall Comparative Rating
G to E
F to G

References:

  1. PVC Geomembrane Institute Reference Manual
  2. R.K. Frobel & Associates Geosynthetics Consulting Engineers, Personal Correspondence
  3. Koerner, R.M., Designing with Geosynthetics, Fourth Edition, Prentice Hall, Inc., Englewood Cliffs, New Jersey 1998
  4. PVC Geomembrane Institute, Comparison of 30 mil PVC and 60mil HDPE Geomembranes, 1999