We are proud to offer a diverse range of high-quality materials from our affiliated quarry to support various marine and other construction projects. Luhr Crosby is capable of sourcing materials for delivery via barge or purchase from our rock yards. We offer a variety of different sizes of materials that help fit and fill our project and customer needs. Our extensive selection includes over 20 types of aggregates, including various sizes and grades of crushed stone sourced from natural limestone deposits.

Luhr Crosby is one of the most integrated marine logistics companies in the world.

We have the experience and equipment to handle the mining, transportation, and delivery of materials in-house.

Rock Digger
Tower Rock Stone Company

Tower Rock Stone Company is an affiliate of Luhr Crosby, LLC.

Its quarry is approved by the U.S. Army Corps of Engineers to transport and produce 7 million tons of stone annually. 

Your Source for Quality Rock Materials

Luhr Crosby, LLC sources stone primarily from Tower Rock Stone Company, which has the necessary facilities to produce the following products.

  • Rip rap starting at 50 pounds in intervals up to 3,500 pounds (various sizes & Army Corps of Engineers graded)
  • 2 to 4 ton boulders
  • Bedding
  • Aggregates
  • Filters
  • Gabion Stone (6x3)
  • Aglime

We pride ourselves on our capability to produce wide ranging gradations of limestone products to meet customer specifications. Our Quality Assurance/Quality Control group screens materials daily to ensure they meet the size, governmental requirements, and project specifications. Please contact us with specific questions regarding particular product needs.

Where We Deliver

Our fleet consistently navigates the Mississippi River and its tributaries, down to the Gulf Intracoastal Waterway, enabling delivery by barge to customers and job sites covering a wide geographic footprint.

What We Offer

Products are also available for pick-up at our Louisiana rock yards. See product list below.

  • T-610
  • 57’s
  • 67’s
  • Gabion
  • 4’s
  • 10's
  • 7's
  • Aglime
  • 4x1
  • 8's
  • Class 30
  • Class 55
  • Class 130
tugboat pushing barge with rock