Cloverleaf : A 4-leg interchange with loops for left turns and outer connections for right turns or two-way ramps in these turns. A full cloverleaf has ramps for two turning movements in each quadrant
Ilan Kelman (ed.), Vulnerability and Resilience Definitions and References, Version 2, 2007. http://www.islandvulnerability.org/docs/vulnres.pd f, (Vulnr and Resilience - Brit) {524}