BOO

Build-Own-Operate

BOT

Build-Operate-Transfer

CM@R

Construction Manager @ Risk

DB

Design-Build

DBB

Design-Bid-Build

DBFO

Design-Build-Finance-Operate 

DOT

Department of transportation

ESAL

Equivalent single-axle load

GAO

Government Accountability Office

HOT lanes

High-occupancy toll lanes

OECD

Organisation for Economic Cooperation and Development

O&M

Operations and Maintenance

PAB

Private Activity Bonds

PPP or P3

Public-Private Partnerships

SEP-14

Special Experimental Project Number 14

SEP-15

Special Experimental Project Number 15

SIB

State Infrastructure Bank

TIFIA

Transportation Infrastructure Finance and Innovation Act of 1998

WACC

Weighted Average Cost of Capital