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This highly illustrated manual provides practical guidance on structural steelwork detailing. It:

- describes the common structural shapes in use and how they are joined to form members and complete structures

- explains detailing practice and conventions

- provides detailing data for standard sections, bolts and welds

- emphasises the importance of tolerances in order to achieve proper site fit-up

- discusses the important link between good detailing and construction costs

Examples of structures include single and multi-storey buildings, towers...

Suitable for those interested in black holes, this book collects together summaries of work on a modern theory of black holes in terms of local notions, covering fields as diverse as classical and numerical general relativity, differential geometry, thermodynamics, quantum field theory, and quantum gravity.

The topic of adolescent pregnancy and childbearing encompasses issues related to sexual activity, development and parenting, each with its own consequences. This volume integrates these issues by examining research from diverse perspectives: the authors discuss the biological, sociocultural and interpersonal forces that impinge on adolescents. The volume focuses on patterns of sexual activity, contraceptive use, abortion, single-parenthood, adolescent relationships, prenatal care and interventions to prevent unwanted adolescent pregnancies.