000 | 00282pam a2200097a 44500 | ||
---|---|---|---|
082 |
_aTR _bTRC-374 |
||
100 | _a | ||
245 | 1 |
_aUP date of NCHRP Report 230 _brecommended procedures for the safety performance evaluation of high way appurtonances |
|
260 |
_a _b _c |
||
997 | _aTR6883 C | ||
999 |
_c406020 _d406020 |