Atlas of the Biodiversity of California. About the Atlas. The Atlas of the Biodiversity of California is a fascinating guide to the state's biological resources. This book is a bound collection of maps, stunning photographs, and artistic illustrations â all depicting the state's rich diversity of plant and animal species.
Typically, costs for installing a concrete access ramp fall between $1432 and $2377 and will vary with the size and features of construction as well as with your choice of finishes and landscaping elements.
$2,421.00 to $3,066.60 fixed fee for 24 ft wooden ramp (24 vertical rise) Price considers labor for wheelchair ramp construction. Estimate accounts for pressure treated wood and hardware need to build outdoor disability ramp according to ADA guidelines (appropriate landings; one switchback).