Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Neil M. Hawkins"'
Publikováno v:
PCI Journal. 66:28-48
Publikováno v:
Engineering Structures. 27:2044-2063
Pushover analyses were conducted to assess the seismic vulnerability of wall pier supported highway bridges on southern Illinois priority emergency routes. Three-dimensional finite element models were developed to reflect typical hammerhead and regul
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. :129-142
A new method of shear design was introduced into the U.S. community with the AASHTO LRFD Bridge Design Specifications. This method, which is based on the modified compression field theory, provides a unified approach for the shear design of both pres
Autor:
Neil M. Hawkins, S.K. Ghosh
Publikováno v:
PCI Journal. 49:78-92
The 2003 Edition of the NEHRP Provisions permits, with validation testing, the use of structural (shear) walls of jointed construction in regions of high seismic risk. Acceptance criteria for such validation testing, accompanied by background and com
Autor:
Neil M. Hawkins, S. K. Ghosh
Publikováno v:
PCI Journal. 49:98-103
This article explores the relation between the design requirements of ACI T1.1-01, ACI T1.2-03, and Section 21.6.3 of ACI 318-02 for hybrid connections and explains limitations in the use of pretensioned connections of the type used in the upper floo
Autor:
Neil M. Hawkins, S. K. Ghosh
Publikováno v:
PCI Journal. 48:140-143
A PCI-initiated proposal containing requirements for non-emulative design of special precast concrete shear walls has recently been approved for inclusion in the 2003 edition of NEHRP Recommended Provisions for Seismic Regulations for New Buildings a
Autor:
Soumya K Ghosh, Neil M. Hawkins
Publikováno v:
PCI Journal. 45:50-59
This article provides background information on the development of the National Earthquake Hazards Reduction Program (NEHRP) recommended provisions for precast and prestressed concrete structures under seismic regulations. In the subsequent articles
Autor:
S. K. Ghosh, Neil M. Hawkins
Publikováno v:
PCI Journal. 45:34-45