Investments for safety should focus on specific safety issues to be addressed (rather than wider road improvements and increases in road capacity).
Dylai buddsoddiadau ar gyfer diogelwch ganolbwyntio ar broblemau diogelwch penodol sydd i gael sylw (yn hytrach na gwelliannau ehangach i'r ffyrdd a chynnydd yng nghapasiti'r ffordd).