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Thursday, October 15, 2020 | History

4 edition of Data report for the PACE 1989 seismic refraction survey, northern Arizona found in the catalog.

Data report for the PACE 1989 seismic refraction survey, northern Arizona

Data report for the PACE 1989 seismic refraction survey, northern Arizona

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Published by U.S. Dept. of the Interior, U.S. Geological Survey, Books and Open-File Reports Section, distributor] in Menlo Park, CA, [Denver, Colo .
Written in English

    Subjects:
  • Seismic refraction method,
  • Geology, Structural -- West (U.S.)

  • Edition Notes

    StatementJill McCarthy, William Kohler, and Edward Criley
    SeriesOpen-file report -- 94-138, U.S. Geological Survey open-file report -- 94-138
    ContributionsKohler, W. M, Criley, Edward, Geological Survey (U.S.)
    The Physical Object
    FormatMicroform
    Pagination88 leaves
    Number of Pages88
    ID Numbers
    Open LibraryOL13618333M
    OCLC/WorldCa33057375

    A simplest refraction survey with minimum instrument requires a. one shot and one geophone b. one shot and two geophones c. one shot and three geophones d. two shots with two geophones Dave carried out a single-shot seismic refraction survey to find the depth to the basement and the velocity structure. Exact knowledge about the material above. Additional digital seismic reflection data are available on request and can be searched for (along with other underway geophysical data) using the geophysical survey data viewer link at left. A search for seismic reflection data using the Marine Trackline Geophysics database will determine what data exist in a .

    Scale for Seismic Data Although seismic data can not image small-scale stratal units, it can image mid- to large-scale units Parasequences Bed Sets Parasequence Sets Sequences Beds Lamina Sets Lamina Sequence Sets The big advantage of seismic data is areal coverage 46 Time versus Depth sec m m. Seismic refraction is a geophysical principle governed by Snell's Law of seismic refraction method utilizes the refraction of seismic waves by rock or soil layers to characterize the subsurface geologic conditions and geologic structure.. Seismic refraction is exploited in engineering geology, geotechnical engineering and exploration geophysics.

    Seismic Refraction Overview The seismic refraction technique is a classic geophysical method applicable to a variety of engineering and environmental projects. Common applications include: Mapping depth to bedrock and bedrock topography Providing elastic properties of the subsurface for engineering design Calculating the subsurface velocity profile Mapping subsurface water table in sediments. Prior to the collection of the seismic survey data, a test is performed to optimize analog filter settings, source spacing, number of source impacts, and geophone configuration. Once the survey design parameters have been confirmed, the data collection commences. Cables are laid out and connected to each geophone and the seismograph.


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Data report for the PACE 1989 seismic refraction survey, northern Arizona Download PDF EPUB FB2

Data report for the PACE seismic refraction survey, northern Arizona Open-File Report By: Jill McCarthy, W.M. Kohler, and E.E. Criley. Get this from a library. Data report for the PACE seismic refraction survey, northern Arizona. [Jill McCarthy; W M Kohler; Edward Criley; Geological Survey (U.S.)].

Floating Point Stacking Seismograp to perforh m the seismic refraction survey Th. Modee l is a "stat oef the art microprocesso" controller d instrumen recordt tha datst a digitally and on pape seismogramsr Th. storee d data were transferre to floppd disy ank d th hare d disk of a laptop compute ar t the end eac ofh fiel dayd.

Dick, Scott Hulse of our staff reviewed the Savage Veil data reports. His comments and suggestions are as follows: I have reviewed seismic refraction data from measurements by Geo-centers, Inc. at the Savage Veil site for HMM Associates, Inc. as requested. Displays of records that were reviewed consist of photocopies rather than original records.

A seismic refraction survey was conducted along 32 seismic profiles, to study the near-surface sediments and to delineate the level of the water table in Wadi Thuwal area, which is located km. points belong to three different refraction lines traversing northern and central Death Valley (Figure 1).

This report presents the shallow refraction data and its interpretation. DESCRIPTION OF SURVEY Two Bison refraction systems were used to collect the data, the and the B, six and one channel models respectively.

Seismic refraction investigates the subsurface by generating arrival time and offset distance information to determine the path and velocity of the elastic disturbance in the ground. The disturbance is created by shot, hammer, weight drop, or some other comparable method for.

A Acquisition and processing of seismic refraction data Refraction surveys use alinear spread,i.e. the detectors and the sources are all located along a single survey line (Fig. The length of the spread, i.e. the distance between the shot and the most distant detector, needs to be about 10 times as long as the depth of investigation.

in northern Illinois as part of an Investigation of shallow groundwater resources. The focus of the study was in Kane County, a region which covers over square miles. The program involved approximately 1, seismic refraction lines, which represent over line-miles of seismic data.

Figure 1 is a location map of the study area. Seismic refraction developed to locate artillery guns by measurement of recoil. ‘Seismos’ company founded to use seismic refraction to map salt domes, often associated with hydrocarbon traps.

Practical seismic reflection methods developed. Within 10 years, the dominant method of hydrocarbon exploration. The survey was carried out using a channel seismic refraction system with meter spreads, downsized to meter and 5-meter geophone spacings, and employing explosives as the energy course.

Six spreads were done along four lines resulting in a survey length of m. The data were analyzed using an inter. 1 Introduction to seismic data and processing Chapter contents Seismic data and their acquisition, processing, and interpretation Sampled time series, sampling rate, and aliasing Seismic amplitude and gain control Phase and Hilbert transforms Data format and quality control (QC) Summary Further reading.

southwestern Arizona ~ Gordon Haxel PACE refraction results-A progress report ~ //// McCarthy Refraction results from the PACE Whipple survey - Jill McCarthy The Tertiary Mohave Mountains dike swarm ~ Vicky Pease for the PACE seismic refraction survey, Report 88.

GEOPHYSICAL REPORT ON A SEISMIC REFRACTION SURVEY AT FRENCH CREEK PLACER PROPERTY REVELSTOKE M.D. BRITISH COLUMBIA INTRODUCTION ~~ ~ This report presents the results of a seismic refraction survey carried out in the valley of French Creek, a tributary of the Goldstream River, which in turn feeds into the Columbia.

Report: Publication Subtype: USGS Numbered Series: Title: Data report for a seismic refraction/wide-angle reflection investigation of the Atlantic Coastal Plain in South Carolina: Series title: Open-File Report: Series number: DOI: /ofr Edition-Year Published: Language: ENGLISH: Publisher: U.S.

Geological Survey. Seismic Refraction Survey The seismic refraction survey method is commonly used to measure variations in the speed of acoustic compressional wave, or P-wave, propagation in layered earth.

For the seismic refraction method, an acoustic wave that is typically generated at ground surface propagates into the subsurface soil and rock. Data report for the PACE seismic refraction survey, northern Arizona; ; OFR; ; McCarthy, Jill; Kohler, W.

M.; Criley, E. Year Published: Data report for the Bay area seismic imaging experiment (BASIX). E-Book The Art and Science of Seismic Interpretation; Posted on at by mypu. E-Book The Art and Science of Seismic Interpretation. The art and science of seismic. Thirty-three seismic refraction profiles have been obtained in Lake Superior using a single ship sonobuoy method.

The seismic data have led to the following conclusions concerning the structure and stratigraphy of the late Precambrian Keweenawan basin that underlies the lake:(1) Faults with their north side downthrown at least 1–2 km, bound the north shores of Isle Royale and Michipicoten.

Refraction seismic observations are generally interpreted in terms of layers. These layers can have dip and topography. Refraction seismic observations only use the arrival time of the initial ground motion at different distances from the source (i.e., offsets).

@article{osti_, title = {Seismic refraction exploration for engineering site investigations}, author = {Redpath, B B}, abstractNote = {The theory and practice of using the refraction seismograph for shallow, subsurface investigations is summarized.

This is 1ntended to be a guide to the application of the technique and not a comprehensive analysis of every aspect of the method.A Three-Component Seismic Refraction Survey in Northwestern Arizona VIVIAN K. HUSSEY W31 January IApproved for public release, distributin unlimitd. Sm DTIC ELECTE S d B 19, 1 Di EARTH SCIENCES DIVISION PROJECT AIR FORCE GEOPHYSICS LABORATORY HANSCOM AF, MA 90 01 19 Seismic waves are generated from a source (sledge hammer).

Geophone receivers record seismic signals received along the survey profile. Since P-waves travel at the fastest speeds, the first seismic signal received by a geophone represents the P-wave arrival. Five P-waves are of interest in refraction seismology: direct, diving, reflected, head.