16" Projectile

16" Projectile (HM1BJ8)

Location: Florence, AL 35630 Lauderdale County
Country: United States of America

N 34° 48.725', W 87° 37.432'

  • 0 likes
  • 0 check ins
  • 0 favorites
  • 127 views
Inscription
The 1,900 lb. HC (High Capacity) Mark 13 shore-bombardment projectile is fired from the Mark 7, 16" .50-caliber gun. The HC round can create a crater 50' wide and 20' deep. The 16" gun turret weights 1,708 tons. The barrel weighs 267,904 lbs. Iowa-class battleships could store 1,210 of the 16" projectiles aboard ship.

Specifications of the 16" Gun
Gun length: 816" breech to muzzle
Bore length: 800"
Rifling length: 682.86"
Grooves: 96 at .150" deep
Twist: Uniform RH 1 in 25
Rate of fire: 2 per minute
Recoil: 47"
Bore: Chromium-plated to reduce wear
Muzzle Velocity: 2,690 fps
Barrel life: 290 to 350 rounds
Range at 10: 18,200 yards
Range at 45: 41,622 yards
Penetrations: 13' at 10,000 yards, 9.5' at 41,622 yards
Details
HM NumberHM1BJ8
Tags
Marker ConditionNo reports yet
Date Added Saturday, October 25th, 2014 at 4:39am PDT -07:00
Pictures
Sorry, but we don't have a picture of this historical marker yet. If you have a picture, please share it with us. It's simple to do. 1) Become a member. 2) Adopt this historical marker listing. 3) Upload the picture.
Locationbig map
UTM (WGS84 Datum)16S E 442940 N 3852381
Decimal Degrees34.81208333, -87.62386667
Degrees and Decimal MinutesN 34° 48.725', W 87° 37.432'
Degrees, Minutes and Seconds34° 48' 43.50" N, 87° 37' 25.92" W
Driving DirectionsGoogle Maps
Area Code(s)256
Closest Postal AddressAt or near 91-133 Veterans Park Dr, Florence AL 35630, US
Alternative Maps Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap

Is this marker missing? Are the coordinates wrong? Do you have additional information that you would like to share with us? If so, check in.

Nearby Markersshow on map
Check Ins  check in   |    all

Have you seen this marker? If so, check in and tell us about it.

Comments 0 comments

Maintenance Issues
  1. Is this marker part of a series?
  2. What historical period does the marker represent?
  3. What historical place does the marker represent?
  4. What type of marker is it?
  5. What class is the marker?
  6. What style is the marker?
  7. Does the marker have a number?
  8. What year was the marker erected?
  9. Who or what organization placed the marker?
  10. This marker needs at least one picture.
  11. Can this marker be seen from the road?
  12. Is the marker in the median?