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Our bridges are designed with simplification of construction as a top priority.  This results in the most economical structure for each site.  We design bridges for private parties and public entities.  Our engineers keep updated with the latest technologies and most recent codes to provide each client with a modern design.


We provide engineering services to contractors during construction of heavy civil and large commercial projects.  Services include design of detour bridges, work bridges, falsework, formwork, cofferdams, containment systems, jacking systems, excavation shoring, structure shoring, translation systems, erection plans, shipping plans, demolition plans, and more.


Architects and Drafters can rely on us for their structural engineering needs.  No project is too big or too small.  We strive to provide fast turn-around while seeking out places we can economize building materials.  Our staff is capable of designing wood framed, steel, concrete, and masonry structures.  We will also work to utilize any modern engineered material a project might require. 



Tennis Engineering Company is a structural engineering firm based in Bend, OR.  The firm specializes in the design and engineering of contractor temporary works, bridges, and residential structures.  The founder and President of the company, Shayne Tennis, has 13 years of innovative design experience on a multitude of structure types.  Tennis Engineering benefits from working closely with contractors to produce elegant, yet economical, solutions for complex design problems.  We utilize the latest technologies available to provide the greatest efficiency for our clients.  Our engineers maintain a competence in the latest versions of each building code to ensure each design meets modern standards and to streamline the submittal process.  Tennis Engineering prides itself on providing the appropriate amount of service needed for each project without piling on unnecessary hours.  We can take a design from concept and costing to complete design and construction support.


62799 Eagle Rd

Bend, OR 97701

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