US Marine Corps - The Black Vault

1941 Develo/nnents for Amphibious War 209
4, u. The Navy procurement situation is as follows:
Funds
Available;
Under Awaiting Total
Type Delivered Construction Contract Authorized
Lnding Boats
Regular 36 ft..,,..,........................ 400
RS.mp 36 ft...,,.,.............................. 88
Tank 45 ft..,..,,.,............................ 20
Regular 30 ft ............................... 133
45 ft. Tank Lighters.,,.,, ........ 26
47 ft. Tank Lighters.,...,..,..,.. O
45 ft. Artillery Lighters,,...,.,, 13
Rubber Boats . . . . . O
Amphibian Tractors . .. . 0
197
100
30
0
71
0
12
898
300
367
0
0
0
0
131
0
496
188
g64
188
50
133
97
131
25
1394
488
b. The Army has procured 80 36-ft. landing boats and 8 45-ft. tank
lighters.
c, A triangular division, Army or Marine Corps, should be prepared to
land nine combat teams from combat unit loaded transports. Thirty-nine (39)
36-ft. landing boats (or the equivalent in other types to provide 1350 boat
spaces ) and seven (7) tank lighters are required per combat team. Hence the
above program is sufficient for three triangular divisions, as shown in the
following table:
Available or Under
Procurement
Maximum
Requirements
Navy Army Grand for ~ Triangle
Total Total Total Divisions Reserve
Landing Boats
Regular 36’ ........................ 964 80 1044 1044* O*
&lp 36f 188 0 188 9* 179*
Tank 45’ .. .. ............. ... 50 0 50 0 50
45’ Tank Lighters...,.,..,,,.... 97
11 8
47” Tank Lighters.,..,.,, .......
Landing Boats
131
236 {189 {47
Regular 30’ ........................ 133 0 133 0 133
45’ Artillery Lighters...... 25 0 25 0 25
Amphibian Tractors 488 0 488 300 188
Rubber Boats . .. ... ... ...... . 1394 0 1394 0 1394
* The employment in varying combinations of the 36’ ramp boats, the 30’
boats, and the placing of troops in Amphibian Tractors or Rubber Boats will
change these figures and correspondingly alter other figures in these columns.