COR-TEN® steel public bench CLIFFHANGER

galvanised steelsolid woodbamboo

Overview
Cliffhanger Terraces are pre-assembled, modular seating units designed to form terraces or multi-level platforms for public spaces. Each module is 120 cm wide and sits on a galvanised or finished steel substructure that can be mounted on an existing base. Multiple backrest angles and configurations allow both active seating and lounge-style arrangements.

Key features

• Pre-assembled seating modules on a steel substructure
• Modular system with standard 120 cm wide modules
• Two typical seating angles: approx. 102° (active seating) and approx. 130° (lounge seating)
• Seating slats mounted from above via narrow recesses between slats
• End closures available in Corten or hot-dip galvanised steel

Materials (examples provided on the product page)
Galvanised Steel
Material: Galvanised steel
Colour: Silver grey with flakes
Texture: Slightly rough
Years to grey: Becomes dull in 1–6 months
Lifespan: approx. 50 years
Maintenance: None required
Recyclable: No

Cumaru (seating)
Material: FSC®-certified hardwood (Cumaru)
Status: Virgin hardwood
Beam profile: Solid 7x7 cm (example)
Max length: up to 300 cm (example)
Colour: Red brown
Texture: Smooth, knot-free appearance
Years to grey: 2–3 years
Density: 1150 kg/m³
Lifespan: > 30 years
Maintenance: Generally none; sanding possible
Recyclable: Yes
Certificate: FSC®

Accoya (seating)
Material: FSC® certified modified wood (Accoya)
Status: Virgin wood from managed forests (example)
Beam profiles: Solid 7x7 cm or Rough&Ready 7x15 cm (examples)
Max length: up to 300 cm (example)
Colour: Pale yellow-silver
Texture: Smooth, knot-free
Years to grey: 1–2 years
Density: 512 kg/m³
Lifespan: 30–40 years
Maintenance: Low; sanding possible
Recyclable: Yes
Certificate: FSC® Mix (example)

Bamboo Brown (seating)
Material: Engineered bamboo (approx. 90% bamboo, 10% adhesive)
Beam examples: Highlife profiles (e.g. 4x4, 8, 16 cm)
Max length: up to 234 cm (example)
Colour: Multi-dark brown with visible fibres
Texture: Smooth with fibre structure
Years to grey: 1–2 years
Density: approx. 1150 kg/m³
Lifespan: 20–30 years
Maintenance: Low; sanding possible
Recyclable: Yes

Design & configuration

• Modules combine to form single- or multi-level terraces and platforms
• Various backrest arrangements for active or lounge seating
• End walls available in Corten or hot-dip galvanised steel to close module ends
• Seating slats are mounted from above via small recesses between slats
• Developed in cooperation with HEWITT architects (Seattle)

Applications

• Public terraces and platforms in parks, plazas and urban spaces
• Seating solutions for social gathering, events and informal meetings
• Flexible configurations for both active seating and lounge use

Technical specifications

• Product name: Cliffhanger Terraces
• Manufacturer: Streetlife
• Module width: 120 cm (47”) standard
• Typical backrest angles: ~102° (active) and ~130° (lounge)
• Substructure: Steel (galvanised or specified finish)
• End wall options: Corten steel or hot-dip galvanised steel
• Seating materials: Examples include Cumaru (FSC®), Accoya (FSC® Mix), Blackbutt (FSC®), engineered Bamboo
• Seating mounting: Slats mounted from above via recesses
• Customisation: Modules configurable; custom options available on request
• Timber typical max lengths: up to 300 cm depending on material and profile
• Maintenance: Generally low; sanding possible for timber surfaces
• Certificates: Selected timber options available with FSC® certification