Ristikko: timber truss & rafter analysis (Eurocode 5)

Designs

Truss type

Geometry

Span10.0 m Rise (apex height)3.0 m Panels / half3 Ridge position50%

Left eave0.0 Right eave0.0

Sections

b mmh mm

Top chord

Bottom chord

Webs

Material

EC5 design conditions

Service class Load-duration class Out-of-plane restraint1.20 m Support bearing length (mm)

Connections (EC5 §8)

Configuration

Fastener

Diameter d (mm) f_u (N/mm²)

Penetration / far-side t₂ (mm)

Force-to-grain angle α0°

Rope effect Predrilled

Loads (characteristic)

Dead load0.6 kN/m² Snow load2.0 kN/m² Truss spacing0.9 m Wind uplift Net uplift0.5 kN/m² ULS factor on loads1.15 / 1.5 Diagram shows case

Reactions

Key results

Member checks (EC5)

#	N kN	M kNm	Check	Util

Connection capacity

Member	N kN	n fast.

Method & assumptions