The C05-109-415 LDA Series 4 150-ft self-supporting tower from Sabre Site Solutions is designed per ANSI/TIA/EIA-222-G-2005. This model LDA C05-109-415 tower is a three-legged self-supporting structure comprised of all-angle knock-down leg and bracing sections. All steel parts are completely hot-dip galvanized to ensure uncompromising corrosion protection in even the most severe climates.BRBRThe C05-109-415 tower kit includes the main tower hardware only and consists of the tower legs, diagonals, splice plates, and connection hardware. This tower is designed for use with an anchor bolt type foundation. a href="http://www.tessco.com/products/displayProducts.do?groupId=676&subgroupId=20" Target="_Blank"Foundation materials/a are ordered separately.BRBRNormal soil foundation designs are found below in the Attachments section. Geotechnical surveys are always recommended prior to any tower installation. If you would like for TESSCO to recommend a tower for your particular application please fill out and submit a a href="https://www.tessco.com/customer-service/forms/tower-design-request-form" Target="_Blank" TESSCO Tower Design Questionnaire/a. BRBRIf you choose to purchase a tower from TESSCO (as a kit or in parts) without submitting a a href="https://www.tessco.com/customer-service/forms/tower-design-request-form" Target="_Blank" TESSCO Tower Design Questionnaire/a, you do so at your own risk. TESSCO is not responsible for the subsequent success or failure of your tower installation or damages that may result from improper installation or overloading. In other words, if you're not sure which tower you need fill out the TESSCO Tower Design Questionnaire and we'll help you.