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Modified Standard Penetration Test–based Drilled Shaft Design ...


Modified Standard Penetration Test–based Drilled Shaft Design ...

Illinois for drilled shaft design. For this project, weak shale or rock is defined as an intermediate geologic material (IGM) with an unconfined compressive ...

MODIFIED STANDARD PENETRATION TEST–BASED DRILLED ...

Abstract. In this project, Illinois-specific design procedures were developed for drilled shafts founded in weak shale or rock.

Modified Standard Penetration Test for Drilled Shaft Design in Weak ...

in weak rocks. This new procedure is termed the modified standard penetration test (MSPT) and uses the penetration rate, not the sum of ...

Modified Standard Penetration Test for Drilled Shaft Design in Weak ...

This new procedure is termed the modified standard penetration test (MSPT) and uses the penetration rate, not the sum of penetration blowcounts per 0.3 m, to ...

Modified Standard Penetration Test–Based Drilled Shaft Design ...

Modified Standard Penetration Test–Based Drilled Shaft Design Method for Weak Rocks ... The Illinois Center for Transportation at the University of Illinois at ...

New drilled-shaft design to improve safety, save money

The modified standard penetration test (MSPT) has already helped reduce the need for rock coring and laboratory triaxial compression testing to ...

Modified Standard Penetration Test–based Drilled Shaft Design ...

In this project, Illinois-specific design procedures were developed for drilled shafts founded in weak shale or rock. In particular, a modified ...

Modified Standard Penetration Test for Drilled Shaft Design in Weak ...

Download Citation | Modified Standard Penetration Test for Drilled Shaft Design in Weak Fine-Grained Rocks | Standard penetration tests (SPTs) have been ...

Modified Standard Penetration Test for Illinois Weak Fine-Grained ...

The design of a drilled shaft requires knowledge of strength and compressibility parameters of the weak fine-grained rocks. However, the weathered nature ...

Modified Standard Penetration Test–based Drilled Shaft Design ...

Semantic Scholar extracted view of "Modified Standard Penetration Test–based Drilled Shaft Design Method for Weak Rocks (Phase 2 Study)" by ...

Drilled Shafts

SPT Data in Sand. Standard penetration test results are most commonly used for estimating a drilled shaft capacity in sandy soils. For some design methods ...

Design of Drilled Shafts in Iowa

modified standard penetration test (MSPT) penetration rate data. Stark et al ... and soil friction angle were calculated based on the standard penetration test ...

IMPROVEMENT OF THE GEOTECHNICAL AXIAL DESIGN ...

... all Test Shafts...........................5-8. Table 5.5 Best- Fit Design Equations for Drilled Shafts Based on the Results of Load Test,. SPT, UC and PM Tests ...

400 - Engineering Properties of Soil and Rock | Ohio Department of ...

Soil shear strength properties are likely the most used and important of all geotechnical design properties. The measurement and interpretation ...

Standard Penetration Testing (SPT) - Geoengineer.org

The sampler is driven into the soil by hammer blows to the top of the drill rod (see Figure 1). The standard weight of the hammer is 63.5 kg (140 lbs), and for ...

751.37 Drilled Shafts - Engineering Policy Guide

EPG 751.37.3.3 shall generally be followed to estimate resistance for shafts in weak rock from results of Standard Penetration Tests with ...

Foundation Design using Standard Penetration Test (SPT) N-value

Some of the correlations are given below. Correlation with unconfined compressive strength of cohesive soil shown in Equation (1.6 is a modified ...

IMPROVEMENT FOR DETERMINING THE AXIAL CAPACITY OF ...

recommended subsequently that IDOT consider the modified version of the standard penetration test for drilled shaft design in Illinois. Weak rocks are ...

Drilled Shafts: Construction Procedures and Design Methods

The contents do not necessarily reflect policy of the Department of. Transportation. This report does not constitute a standard, specification, ...

Improved Design Economy for Drilled Shafts in Rock

three test sites, and modify the design ... A few use standard penetration test (SPT) resistance values (in granular intermediate geomaterials).