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LA & LB Local Knowledge > Geography > Flashcards

Geography Flashcards

1
Q

⟡What is the turning diameter of the LA turning basin?

A

1596 ft

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2
Q

⟡What is the bearing of the LA Main Ship Channel?

A

339° - 296° - 342° - 357° - 027°

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3
Q

⟡What is:
A) The Variation of Los Angeles Harbor?
B) The rate of change?
C) Where can it be found?

A

A) 12°E.
B) Decrease 5’.
C) On chart 18751 in a compass rose.

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4
Q

⟡Which LA Approach Buoy has a Racon on it?

A

Lighted Whistle Buoy 3

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5
Q

⟡What are the horizontal and vertical clearances for the Vincent Thomas Bridge?

A

・Horizontal Clearance: 1,150 ft.
・Vertical Clearance: 165 ft.
・Vertical Clearance: 185 ft. for middle width of 500 ft.

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6
Q

⟡What is the vertical clearance for the power cables strung across the Cerritos Channel?

A

Authorized clearance: 155 ft.

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7
Q

⟡Where are the LA Fireboat Stations located?

A

・Main Channel Pier 85-86.
・East Basin Pier 194-195.
・West Channel Pier 43.
・Fish Harbor Pier 256.

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8
Q

⟡What are the following, concerning the Los Angeles Pilot Station:

a) Location?
b) What Channel do they use?
c) What is their call sign?

A

a) Southern-most part of Pier 1 in Los Angeles Harbor.
b) VHF Ch. 73 (156.675 mHz).
c) KEB 260 - Los Angeles Pilots.

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9
Q

⟡What are the following, concerning the Long Beach Pilot Station:

a) Location?
b) What Channel do they use?
c) What is their call sign?

A

a) Northwest end of Pier F in Long Beach Harbor.
b) VHF Ch. 74 (156.6 mHz) for hailing. VHF Ch. 12 (156.6 mHz) for VTS inside the Long Beach VTS Sector.
c) KMA 372 - Long Beach Pilots.

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10
Q

Commodore Schuyler F. Heim highway drawbridge.

A

・Open Signal: Three prolonged blasts.
・The acknowledging signal is two prolonged blasts followed by one short blast when the draw will open immediately and five short blasts when the draw will not open immediately.
・It shall be open upon signal except that, from 6:30 a.m. to 8 a.m. and 3:30 p.m. to 6 p.m. Monday through Friday except Federal holidays, the draws need not be opened for the passage of vessels.
・Channel 13 (156.65 MHz) or other assigned frequencies may be used.

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11
Q

Henry Ford Avenue railroad drawbridge.

A

・Shall be maintained in the fully open position except when a train is crossing or for maintenance
・If the draw is in the closed posi- tion, the opening signal is two short blasts followed by one prolonged blast.
・The acknowledging signal is two prolonged blasts followed by one short blast when the draw will open immediately and five short blasts when the draw will not open immediately.
・Channel 13 (156.65 MHz) or other assigned frequencies may be used.

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12
Q

Southeast Basin Entrance

A

All vessels, outbound and inbound, are advised to exercise extreme caution when passing the entrance to Southeast Basin, as vessels departing from Southeast Basin may experience difficulty in stopping or maneuvering before reaching Long Beach Channel.

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13
Q

Federal Correctional Institution, Terminal Island, San Pedro Bay, California; restricted area.

A

The waters of San Pedro Bay on the east side of Reservation Point extending 150 feet (50 yards), from the Federal Correctional Institution fence along the shore:
・The stations will be marked by three special purpose buoys (white with an orange diamond in the center).
・No person or vessel of any kind shall enter, navigate, anchor or moor within the restricted area.

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14
Q

Long Beach Harbor, Calif.; naval restricted area.

A

All the waters between the Navy mole and Terminal Island to the westward of longitude 118°13’10”. The area is reserved exclusively for use by naval vessels.

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15
Q

Br. #1

A

Fixed Bridges
HOR CL 36ft
VERT CL 6ft

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16
Q

Describe the Vincent Thomas Bridge.

A

The VTB is a highway suspension bridge with a clearance of 185 feet over the center 500-foot width and 165 foot clearance elsewhere. The horizontal clearance is 1150 feet.

Two fixed green lights mark the center of the span. Four fixed red lights (two on either side) mark the channel limits.

R G R
R G R

USCP 7, Ch. 4, ¶ 284
LALB HSP (IX) B1
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17
Q

Describe the Henry Ford Avenue RR Bridge.

A

The Henry Ford Avenue Bridge is a RR lift bridge with a vertical clearance of 6 feet in the down position and 165 feet in the up position. The horizontal clearance is 180 feet. The bridge is maintained in the up position. The bridge tender monitors VHF ch. 13 and 16 – KVY-723. One fixed red light (4 in all) marks each fender. Two fixed red/green lights (one on each side) mark the center of the vertical lift. The lights change from red to green when the lift is fully raised.

USCP 7, Ch. 4, ¶ 285
LALB HSP (IX) B4
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18
Q

Describe the draw of the Commodore Schuyler F. Heim Bridge.

A

The draw of the Commodore Heim Highway Bridge shall open on signal; except that from 0630 to 0800 and from 1530 to 1800 Mon. thru Fri. except federal holidays, the draws need not be opened for the passage of vessels. The opening signal is three prolonged blasts. The acknowledging signal is two prolonged blasts followed by one short blast when the draw will open immediately and five short blasts when the draw will not open immediately.

USCP 7, Ch. 2, ¶ 1548

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19
Q

Describe the clearance gages installed on the lift bridges in LA LB Harbor.

A

Clearance gages have been established on a pier flanking the navigable span of the Schuyler F. Heim Bridge and on the dolphins flanking the Henry Ford RR Bridge. The gages indicate the vertical navigational clearance beneath each of the bridges at any height of tide.

USCP 7, Ch. 4, ¶ 286

20
Q

Describe the power cables over Cerritos Channel.

A

Near the E end of Cerritos Channel are several power cables that have a vertical clearance of 155 feet. Vessels are required to maintain a minimum clearance of 6 feet under the cables to avoid the danger of arcing.

USCP 7, Ch. 4, ¶ 287

21
Q

Describe the Gerald Desmond Bridge.

A

The Gerald Desmond Bridge is a fixed span highway bridge with a vertical clearance of 155 feet and a horizontal clearance of 300 feet.

Two fixed green lights mark the center of the span. Four fixed red lights (two on either side) mark the channel limits.

R G R
R G R

USCP 7, Ch. 4, ¶ 288
LALB HSP (IX) B2
22
Q

Describe the Queensway Bridge.

A

The Queensway (Magnolia Avenue) bridge is a fixed span with vertical clearances of 36 feet for the 500-foot wide main channel span or 45 feet at the center, and 31 feet elsewhere.

USCP 7, Ch. 4, ¶ 289

23
Q

Heights

A

Heights in feet above Mean High Water (+4.7ft)

24
Q

What outlying dangers are off the Port of LALB?

A

A shoal area with a rock covered 3 feet and a rock awash near the outer end, extends about 0.3 mile S of the shore just E of Point Fermin Light. A lighted whistle buoy is about 300 yards SW from the S end of the shoal area.

In March 1980, a submerged obstruction was reported about 0.35 mile NE of Long Beach Breakwater East End Light 1.

USCP 7, Ch. 4, ¶ 281 /283

25
Q

List the prominent features seen when approaching San Pedro Bay.

A 
San Pedro Hill
The lighted tower atop Santa Catalina Island
Point Fermin
Signal Hill
The “Bell of Friendship” Pavillion

USCP 7, Ch. 4, ¶ 257 – 260

26
Q

List the prominent charted objects in LA Harbor.

A

The green and white tank near the south end of Pier 1.

The lighted radio tower atop San Pedro City Hall.

27
Q

List the prominent charted objects in LB Harbor.

A

The SW rectangular part of the “L” shaped building at Berth 211.
A green hotel tower marked by a large blue letter “b” and located just NW of the municipal auditorium.
The white stone tower of another hotel 0.4 mile E.
The lighted large white dome on the S side of the entrance to Queensway Bay.
The derricks on the artificial oil islands E of Long Beach Pier “J.”
A private light is atop the LB Harbor Department Administration building, 1.2 Miles NW of the SE corner of Pier “J.”

USCP 7, Ch. 4, ¶ 262

28
Q

Where do pilots disembark outbound vessels?

A

Pilots stay on outbound vessels until clear of the BW entrance. Pilots should not debark outbound vessels inside the BW unless extreme weather conditions make it necessary for pilot safety.

LALB HSP – (XVI) C.10
POLA TARIFF #4, 311

29
Q

Describe the limitations on traffic passing through the Henry Ford and Commodore Heim Bridges over Cerritos Channel.

A

The narrow channel width combined with restrictions on passing under the drawbridges limit traffic through Cerritos Channel to pleasure vessels, tugs without tows and tugs with tows alongside or pushing ahead. However, tugs with bunker barges frequently pass under the bridges. Small size tankers occasionally pass, given appropriate weather, vessel draft and trim and maximum beam.

LALB HSP (IX) A

30
Q

Name five landmarks in the LA Harbor region that can assist positioning.

A
  1. Five stacks NNW of Slip 5
  2. Tank at center of Reservation Point
  3. Tank near S. end of Pier 1
  4. Lighted radio tower atop San Pedro City Hall
  5. Lighted observation tower at Ports-of-Call
31
Q

Describe the LB Harbor landmarks:

A
  1. “L”-shaped building at B-211
  2. Green hotel tower marked by large blue “B”
  3. Hotel tower 0.4 mile East of the green hotel tower
  4. Queen Mary dome
  5. Private white light atop LB harbor Department Admin Building
32
Q

Describe the Line of Demarcation.

A

A line drawn from the seward extremities of the Anaheim Bay Entrance Jetties, thence to LB Breakwater East End Light 1.

A line drawn from LB Channel Entrance Light 2 to LB Light.

A line drawn from LA Main Entrance Channel Light 2 to LA Light.

USCP 7, Ch. 2, ¶ 562 – 565

33
Q

Where may a vessel not be turned in the harbor?

A

Vessels may not be turned in the Main Channels of the Inner Harbors (LA or LB). Vessels may be turned only in the turning basins.

Ships are not permitted to use dolphins or stem the pier to turn or during berthing/unberthing.

POLA Tariff #4, 1605, 1645
POLB Tariff #4

34
Q

Where are the fireboat stations located?

A

LA: Fish Harbor, Berths 44, 85, and 194
LB: Pier “F”

35
Q

What is the chart datum for the LA/LB area?

A

In feet at Mean Lower Low Water.

North American Datum of 1983 (NAD83) - Equivalent to World Geodetic Survey 1984 (WGS84).

36
Q

Describe San Pedro Hill.

A

San Pedro Hill: 3.3. miles NW of Point Fermin, used on approach from the SE or W, the hill terminates seaward in steep rocky cliffs about 60 feet high, with horizontal terraces between them and the summit. On top of the summit are 2 large white radar domes.

37
Q

Describe Santa Catalina Light.

A

Santa Catalina Island Light: Because it is high above low-lying fog, it is reported a useful guide on approaching LA/LB, it can be seen for approximately 16 miles.

38
Q

Describe Point Fermin.

A

Point Fermin: The SE extremity of San Pedro Hill, a bold cliff 100 feet high. A light is shown from a pole 120 feet above the water. A prominent pavilion is on the high ground 0.3 miles N of the light.

39
Q

Describe Signal Hill.

A

Signal Hill: Located in Long Beach at a height of 355 feet about 2 miles from the beach and recognized by the many oil derricks around it.

40
Q

Where do the LA pilots board vessels?
Describe ladder.
Describe pilot boat.
Radio Freqs for boats and station.

A

The LA Pilots board vessels in the vicinity of LA Approach Channel Lighted Buoy #1. Supertankers and very deep-laden vessels are boarded about 3 miles SE of LA Light.

Normally stbd. ladder 1 meter.

KEB-260 on VHF ch. 73 / 14 / 16 (station and boats)

Boats – Angels Pilot and Angeles Navigator replaced Stephen M White and Phineas Banning.

USCP 7, Ch. 4, ¶ 302

41
Q

Where do the LB pilots board vessels?
Describe ladder.
Describe pilot boat.
Radio Freqs for boats and station.

A

The LB Pilots board vessels 1 mile south of LB Approach Lighted Whistle Buoy LB. Large deep-draft vessels are boarded 2 miles or more S of the approach buoy.

Normally stbd. ladder 1 meter.

KMA-372 on VHF ch. 12 / 16 (station) or 12 / 13 / 14 / 16 (boats)

Boats – Venus and Polaris

USCP 7, Ch. 4, ¶ 302

42
Q

Where is the Long Beach Pilot’s current meter located?

A

The Long Beach Pilots have established a current meter in about 57 feet of water 0.41 mile and bearing 198.5 from the Long Beach Light. A cable runs from the meter to the Long Beach Light. Mariners are requested to avoid anchoring or bottom fishing in this area.

USCP 7, Ch. 4, ¶ 267

43
Q

Where are the PORTS sensors located in the LA and LB Harbors.

A

LA
SE Corner of Pier 400 - Wind speed and direction
Badger Avenue Bridge - Wind speed and direction
Berth 161 - Wind speed and direction
Pier 400 Causeway - Wind speed and direction
Berth 60 - Tide Gauge

LB
0.5 mi S of Queen’s Gate - Current Meter
SE corner of Pier J - Wind speed and direction
Berth 201 - Wind speed and direction
NE corner of Pier S - Wind speed and direction

44
Q

What is the “Inner Harbor” in POLA?

A

All harbor areas inshore of a line from the pilot station to Reservation Point.

45
Q

Mercator Projection

A

Mercator Projection

Scale 1:12,000 at Lat. 33˚44’

46
Q

Chart Datum

A

North American Datum of 1983

World Geodetic System 1984

LA & LB Local Knowledge (13 decks)

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