FLOOD09347

• County: Denver
• Community: All
• Stream Name: All
• Basin: South Platte
• Title: Nature's Building Codes: Geology and Construction in Colorado
• Date: 1/1/1979
• Prepared For: State of Colorado
• Prepared By: CGS
• Floodplain - Doc Type: Educational/Technical/Reference Information

range, and county.

2. Depict the project location on an
Index map of appropriate scale,
usually U.S. Geological Survey
7.5-minute quadrangle map.

C. PURPOSE

1. Clearly state the uses for which
the report was prepared. Excluded
uses also may be described.

2. Indicate the commissioning person
or organization.

D. SCOPE

1. State the objectlve(s) and level
of Invest i gat I on for the study.

2. Cite previous published or
unpublished geologic reports In
the subject area and Indicate the
author (s), firm, and dates of each
report.

3. List al I the methods of
investigation as well as
professional flrm(s) and
Individuals who participated.

4. I f the level of Investigation
varies within the subject area,
describe In the text and show on
the maps areas of concentration or
exclusion.

5. Indicate the approximate time
spent in the field Investigation
and by whom.

II. BASIC DATA

A. REGIONAL SETTING

1. Describe the general physiographic
setting of the project and Its
relationship to local topographic
features.

2. Describe the general geologic
setting of the project and

64

Indicate any lithologic, tectonic,
geomorphic, or soi 15 problems
specific to the area.

3. Describe the general surface and
ground water conditions and their
relationship to the project area.

4. Describe the mineral resources in
the genera I area.

B. SITE EVALUATION TECHNIQUES

1. State the extent and method of
surface and subsurface geologic
studies.

2. Topographic Mapping

a. I nd i cate the type and accuracy
of topographic maps In the
area.

b. State the date of the
topographic survey and firm or
Individuals who conducted the
survey.

3. Geologic Mapping

a. Prepare geologic map(s) on the
project topographic map to show
Important deta i I s commensurate
with the purpose of the
Investigation.

b. Show the abundance and
distribution of earth materials
and structu'ral elements exposed
or inferred in the subject
area. Observed and inferred
features or relationships
should be so designated on the
geologic map.

c. Depict significant three
dimensional relationships on
appropriately positioned cross
sections.

d. Portray all geologic Informa-
tion at the same scale as the
project plan~U5e "tie-

points" between the geologic
map, topographic map# and
project plans.

e. Indicate the geologic base map
used, date, and significant
additions and modifications to
previous work.

4. Aerial Photographs and Remote-
Sens I ng Imagery

a. Describe type(s) of photo-
graphs or Images Including
instrumentation, processing
techniques, and final product.

b. Indicate data and scale of'
photographs or imagery used In
the investigation.

c. Describe the source of photo-
graphs and photographic iden-
tification numbers.

d. Indicate usefulness and gen-
eral relationships observed on
the Images.

5. Geophysical Investigations

a. State type and objectives of
the geophysical Investlga-
tlon(s) (If any), qual ity of
the data, and I imitations of
the geophys i ca I techn I ques.

b. Describe the Information used
to correlate the geophysical
data and known geologic
conditions.

c. D I sp I ay the geophys I ca I data
on the topographic/geologic
maps and cross sections and
show cultural features which
affect the data.

6. Drll I-Hole Data

a. State the specific investiga-
tive methods, tests conducted,
drilling equipment, and date