DISCUSSION: Bus Properties
The following are some bus properties contained in the literature:
From Reference 24, p96 - 98: SCHOOL BUS
Sprung Mass Ix=74310 lb-sec2-in, Iy=1022680 lb-sec2-in. Iz=1019490 lb-sec2-in
Sprung Mass A=150.3, B=94.7, CG Height=-48.4”
OL ≅ 474”, OW ≅ 90”
From Reference 23, p96 - 98: 1966 GMC-PD 4107 Intercity Bus
Sprung Mass Ix=69900 lb-sec2-in , Iy=1108900 lb-sec2-in. Iz=1105500 lb-sec2-in
Sprung Mass A=172.5, B=87.49, CG Height=-48.4”
Weight=29633 lbs, (7000 lb passenger & Cargo load)
Sprung Mass Ix=75770 lb-sec2-in , Iy=1404500 lb-sec2-in. Iz=1130000 lb-sec2-in
Dual & Tandem Tire Options