Bowstring trusses are a distinctive architectural element that can add elegance and character to a building’s design. This style of truss features a horizontal bottom with a swooping arched top.

Sep 22, 2020 · The bowstring truss, also known as the arched rib truss, uses similar components to other truss systems such as the use of a top chord, bottom chord, struts, and ties.

A bowstring truss is a type of truss that has a curved top chord and a flat bottom chord. The curved top chord is under compression, while the flat bottom chord is under tension. The truss is held together …

Jan 18, 2024 · Bowstring trusses were widely used in construction in the United States from around 1900 to 1950. Due to its inherent adaptability, these trusses allowed for the creation of large open …

Bowstring roof systems are known for their large size, long uninterrupted roof spans, and the likelihood of sagging or collapsing due to roof loads. These problems arise because of deficiencies in the …

Dec 8, 2025 · A bow string truss roof uses a curved top chord (the bow) connected to a straight bottom chord, forming a shallow arch-like profile. The curved top edge transfers loads to the supports with …

Oct 14, 2025 · What is a bow string truss roof? It is a roof system with a curved top chord in compression and a bottom chord in tension, forming a bow-like arch that spans large bays with …

May 28, 2024 · Explore the efficient design and load distribution of bowstring trusses, their stability, material choices, and future trends in construction.

Sep 16, 2025 · Bow string trusses combine arch action in the top chord with tension in the bottom chord, creating an efficient system for resisting vertical loads. Design addresses axial forces, bending, …

Bowstring trusses typically feature a parabolically shaped top chord constructed of several wood elements (laminations) mechanically connected through the depth of the member.