Item No.
Requirement
Complication
23
Cross sectional area of stream channel at bridge for
NI.
high, normal, and low stages.
24
Period of record of current velocity at bridge. (Give
NI.
dates for beginning and end of period.)
25
Give current velocity at bridge for high, normal, and
1.0 to 3.0 m/sec (mean); 3.0 m/see (highest,
low stream stages. (Indicate whether velocities are
navigable); NI for high and low stages.
for water surface or for channel cross section.)
26
Any information pertinent to the major subject which
Alinement of bridge is somewhat skewed.
would not logically be included with any of the
items previously listed.
27
Source or sources of data if different for various
"Highway Bridges of Western Germany" Vols
items, list item numbers in groups corresponding to
1 & 4, Strategic Engineering Study No. 130,
the source.
published by office, Chief of Engineers, Sep.
1944.
28
Usually reliable.
29
Accuracy of data.
Truth cannot be judged. Compiled during WW
30
II.
Military Hydrology Branch, Washington Dis-
31
Inclose pictures, maps and drawings depicting the
trict CE.
location and other features of major items.
a. Map of bridge location on Mosel River
nel).
b. Map showing location of the bridge at
c. Section, plan, and cross sections of the
32
22 Oct. 1953.
18. Fords and Ferries. Hodenhagen Ferry. (Ferries, as considered in this bulletin, refer only to ferries crossing rivers or
waterways, and not to sea or lake ferries.)
Item No.
Requirement
Complication
1
Name of ford or ferry. (Indicate whether ford or
Hodenhagen Ferry.
ferry.)
2
Country or countries, state or province, and so on, in
Germany, Niedersachsen, Hanover.
which the major item is located.
3
Main river basin in which the subject is located.
Weser River.
4
Stream forded, or crossed by ferry.
Aller River.
5
Distance and direction from city or some other defi-
About 15 km west of Rethen.
nite geographic reference point.
6
Distance from ford or ferry to river mouth or to
At Aller River km 139.3 (below Oebisfelde).
some other stream-reference point.
56.3 km above junction with Weser River.
7
5254'N, 936'E.
8
EB-48, BB-236, Weser River Navigation Sys-
tem Report, No. 6.
9
Name or number of road or railroad served, and type
Riedhagen Ahlden Road. General vehicle,
of traffic using the ford or ferry.
horse, and pedestrian traffic.
10
Indicate whether elevations are based on mean sea
Based on the North Sea. Expressed in meters
level or on some other reference.
as mNN (meters Normal Null).
11
Give the following elevations:
NI.
a. Water surface for highest stream stage of record
(HHW), and date of occurrence.
b. Highest navigable water surface, if applicable.
c. Normal or mean water surface.
d. Lowest water surface recorded (LLW), and date
of occurrence.
e. Bottom of stream.
12
Stream width at ford or ferry at high, normal, and
a. Normal stage: 52ii.
low stages.
b. High and low stages: NI.
13
Period of record of stream depth at the ford or ferry.
NI.
(Give dates of beginning and end of period.)
AGO 3898A
15