Product Data Sheet Show all documents
Sikaplan® WP 1100-25 HL2

Sikaplan® WP 1100-25 HL2

2.5 mm thick PVC sheet waterproofing membrane for tunnels with a thin signal layer

Sikaplan® WP 1100-25 HL2 is a flexible, 2.5 mm thick, homogeneous sheet waterproofing membrane. It contains a ≤ 0.2 mm thick signal layer and is based on high-quality polyvinylchloride (PVC-p).

  • Certified for öBV tunnel guidelines, table 4.6 and table 4.7
  • Contains no recycled materials and no DEHP (DOP) plasticisers
  • Proven performance over decades
  • High resistance to ageing
  • Good resistance to microbial degradation
  • Good resistance to root penetration
  • Flexible in cold temperatures
  • Suitable for contact with acidic (soft) water and alkaline environments
  • Optimised flexibility, tensile strength and multi-axial elongation
  • Optimised workability and thermally weldable
 
Product Data Sheet Show all documents

Usage

Sikaplan® WP 1100-25 HL2 is used for the waterproofing of tunnels against water ingress.

Advantages

  • Certified for öBV tunnel guidelines, table 4.6 and table 4.7
  • Contains no recycled materials and no DEHP (DOP) plasticisers
  • Proven performance over decades
  • High resistance to ageing
  • Good resistance to microbial degradation
  • Good resistance to root penetration
  • Flexible in cold temperatures
  • Suitable for contact with acidic (soft) water and alkaline environments
  • Optimised flexibility, tensile strength and multi-axial elongation
  • Optimised workability and thermally weldable
 

Packaging

Roll width

2 m

Roll length

specified

Rolls are wrapped in PE film.

Refer to the current price list for available packaging variations.

Colour

Signal layer colour

yellow

Bottom layer colour

black

Product Details

Sustainability / Certifications / Approvals

APPROVALS / CERTIFICATES

  • CE marking and declaration of performance based on EN 13491:2004/A1:2006 Geosynthetic barriers — Characteristics required for use as a fluid barrier in the construction of tunnels and underground structures

  • Sikaplan WP 1100 HL2 series / initial type testing according to öBV table 4-6 and 4-7
Product Information

Composition / Manufacturing

PVC-p

Shelf Life

5 years from date of production

 

Storage Conditions

The Product must be stored in original unopened and undamaged sealed packaging in dry conditions and temperatures between +5 °C and +35 °C. Protect the Product from direct weather exposure. Store in a horizontal position. Do not stack pallets of the rolls on top of each other, or under pallets of any other materials during transport or storage. Always refer to the packaging.

Mass per unit area

3.25 kg/m² (-0.16 kg/m² / +0.32 kg/m²)

(EN 1849-2)
Technical Information

Resistance to Impact

Method A, 500 g falling weight

Watertight at 750 mm drop height

Resistance to Static Load

No perforation at 20 kg for 24 h

(EN 12730)

Resistance to Static Puncture

> 2.5 kN

(EN ISO 12236)

Resistance to Root Penetration

Pass

(CEN/TS 14416)

Long Term Compression Strength

Water tightness, aged 48 hours

Watertight at 7.0 N/mm²

Tensile Strength

Longitudinal (MD)

17.0 N/mm² ± 2.0 N/mm²

Transversal (CMD)

16.0 N/mm² ± 2.0 N/mm²

Burst Strength

Burst stress, (1000 mm diameter, 10 kPa/min)

6.0 N/mm2

Burst strain, (1000 mm diameter, 10 kPa/min)

90 %

Dimensional Change after Heat

Blisters, aged 6 hours at +80 °C

No blisters

Longitudinal (MD), aged 6 hours at +80 °C

< 2 %

Transversal (CMD), aged 6 hours at +80 °C

< 2 %

Foldability

No cracks at -20 °C

(EN 495-5)

Reaction to Fire

Class E

(EN 13501-1)

Chemical Resistance

Change in tensile strength and elongation, 5-6 % sulphurous acid test, aged 120 days at +23 °C

< 20 %

Change in tensile strength and elongation, saturated lime wash, aged 360 days at +50 °C

< 20 %

Change in tensile strength and elongation, saturated lime wash, aged 56 days at +50 °C

< 10 % (MD/CMD)

Change in tensile strength and elongation, 10 % sulphuric acid test, aged 56 days at +50 °C

< 10 % (MD/CMD)

Behaviour after Storage in Warm Water

Change in tensile strength, aged 360 days at +70 °C

< 20 %

Change in elongation, aged 360 days at +70 °C

< 20 %

Change in mass, aged 360 days at +70 °C

< 4 %

Resistance to UV Exposure

Not permanently UV stable

Resistance to Weathering

Aged 3000 h at UV 350 MJ/m²

> 75 % retained tensile strength and elongation

Resistance to Oxidation

Change in tensile strength, aged 90 days at +85 °C

< 10 %

Change in elongation, aged 90 days at +85 °C

< 10 %

Foldability at low temperatures, aged 90 days at +85 °C

No cracks at -20 °C

Microbiological Resistance

Change in tensile strength, aged 16 weeks

< 15 %

Change in elongation, aged 16 weeks

< 15 %

Watertightness

Method B, 24 hours at 60 kPa

Pass

Durability of Watertightness against Ageing

Aged 12 weeks at +85 °C tested 24 hours at 60 kPa

Pass

Durability of Watertightness against Chemicals

Calcium hydroxide, aged 28 days at +23 °C, tested 24 hours at 60 kPa

Pass

Service Temperature

Maximum

+40 °C

Minimum

-10 °C

Behaviour after heat welding

Behaviour of weld in shear test

Break occurs outside the seam

Peel resistance of welded seam

> 6.0 N/mm

Water Permeability

< 10-6 m3·m-2·d-1

(EN 14150)

 

Application

Application steps

SUBSTRATE QUALITY

For information on substrate quality and pre-treatment, refer to the following Sika® document:

  • Sika Method Statement 850 72 03 Sikaplan® WP sheet membrane (PVC) system for waterproofing tunnels

APPLICATION

IMPORTANT

Strictly follow installation procedures

Strictly follow installation procedures as defined in Method Statements, application manuals and working instructions which must always be adjusted to the actual site conditions.

IMPORTANT

Application by trained personnel

The application of this Product must only be carried out by an applicator that is trained or approved by Sika. The applicator must also be experienced in this type of application.

 

IMPORTANT

Ventilation in confined spaces

Always ensure good ventilation when applying the Product in a confined space.

IMPORTANT

Avoid permanent contact with bitumen and plastics

The Product is not resistant to permanent contact with bitumen and some types of plastics other than PVC.

  1. For use over or adjacent to these materials, apply a separation layer of polypropylene geotextile (≥ 150 g/m²).

For information on application, refer to the following Sika® document:

  • Sika Method Statement 850 72 03 Sikaplan® WP sheet membrane (PVC) system for waterproofing tunnels

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