Tri-statematerials.com is the on-line home of Tri-State Materials, located near Diamond Valley Lake, in Winchester California. Tri-State Materials offers a large selection of products ranging from decomposed granites, cobbles, and boulders, to flagstones and other exotic specimens. You can check out several of our products on our product page. Be sure to check the Frequently Asked Questions (FAQ) page for any questions you might have, or feel free to contact us withany questions not answered or clearly detailed on the site.
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These are some of the most common questions we get. However, feel free to contact us if any of your questions are unanswered or we can help in any way. Yes, if your vehicle can be loaded by our equipment we will load it for you. If our equipment can't, we will set your order beside your vehicle and let you borrow a shovel.
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