Mr. Bivens conducted Federal, State, and Local architectural & historical assessments, DOEs, surveys, and documented over 7,500 individual buildings, structures, landscapes, & sites in Arkansas, Colorado, Illinois, Iowa, Maryland, Minnesota, Missouri, & Nebraska for both compliance and redevelopment over the past 25 years with unlimited access to archives, cultural, historical, archaeological, & architectural resources. This effort included sole authorship or major contribution to over 125 NRHP nominations, 80+ Section 106/707 reports, 75+ Cultural, Historical, & Architectural Resource/NEPA/DOT/FRA/FHWA/NHPA Reports.