1910.110(b)(12) Filling Densities

The "filling density" is defined as the percent ratio of the weight of the gas in a container to the weight of water the container will hold at 60 deg. F. All containers shall be filled according to the filling densities shown in Table H-27.

TABLE H-27 - MAXIMUM PERMITTED FILLING DENSITY

Specific Gravity at 60 deg. F. (15.6 deg. C.)	Above Ground Containers		Under ground containers all capacities
	0 to 1,200 U.S. gals (1,000 imp. gal., 4,550 liters) total water cap.	Over 1,200 U.S. gals (1,000 imp. gal., 4,550 liters) total water cap.
	Percent	Percent	Percent
0.496 - 0 .503	41	44	45
.504 -.510	42	45	46
.511 -.519	43	46	47
.520 -.527	44	47	48
.528 -.536	45	48	49
.537 -.544	46	49	50
.545 -.552	47	50	51
.553 -.560	48	51	52
.561 -.568	49	52	53
.569 -.576	50	53	54
.577 -.584	51	54	55
.585 -.592	52	55	56
.593 -.600	53	56	57

Portable containers not subject to DOT jurisdiction (such as, but not limited to, motor fuel containers on industrial and lift trucks, and farm tractors covered in paragraph (e) of this section, or containers recharged at the installation) may be filled either by weight, or by volume using a fixed length dip tube gaging device.

Except as provided in paragraph (b)(12)(iii) of this section, any container including mobile cargo tanks and portable tank containers regardless of size or construction, shipped under DOT jurisdiction or constructed in accordance with 49 CFR Chapter I Specifications shall be charged according to 49 CFR Chapter I requirements.