For junior/senior-level courses in Systems Analysis or Systems Analysis and Economics as applied to civil engineering. With a reorganization and new material, the Second Edition of this acclaimed text is designed to enhance the student's learning experience by providing exposure to modeling ideas and concepts. Network flow problems are emphasized by highlighting their study separately from the general integer programming models that are considered. With a wider range of examples and exercises that conclude many chapters, this text offers students an extremely practical, accessible study on the most modern skills available for the design, operation and evaluation of civil and environmental engineering systems.

In the first spine-tingling story of Mr. Bones - Mr. Bones escapes by hitching a ride on a long haul that is traveling across the country. It's now harvest season in a small rural town in Kansas. Mr. Bones jumps off the back of the truck, after crossing a bridge in the middle of the night. He wades into a cornfield and holed up inside a farmer's barn. This skillfully crafted story is like placing your imagination in a pot of water and setting it on a stove. Your imagination will start to simmer, then get hot, and soon it will boil over; as you drift into this small rural town of Dole - where greed pays no mind to those in the way. It's about a rich man's son who sets up a land swindling scheme with the meanest judge in all of Kansas. With lies and betrayal and a man called Blade - the scheme goes horribly out of control. Who will live and who will die in this terrifying episode of Mr. Bones? That's for you to find out.

The year was 1910. Location; Ironbark, New York - a small out post carved out of the forest by settlers, fur traders and Native Indians on the banks of Lake Ontario. As winter gave way to spring, children of the town began disappearing. The first child abducted was Jamie Chamber. His body was recovered; it was a gruesome sight - he was brutally murdered. As panic swept through the town, Jamie's childhood sweetheart cried out for him to come back. From out of the darkness the ultimate Apex Predator appears. It has no fear. It cannot be stopped from what it's searching for. It's now - 2011, New York City. The city is crumbling from the grip of a child serial killer. Detectives David Bradshaw and his partner, William Hall must find the killer before he strikes again. While combing through one of the crime scenes, David discovers a bootbrint he had seen before. His mind unravels. A lump grows inside his throat staring at the deep impression left in the mud. Come on a terrorizing journey with David and William as they wade through unspeakable horror, which ultimately unlocks David's memory to where he had seen the print before. But be warned - that bootprint will lead David and William straight into the twilight zone where they come face to face with Mr. Bones.

Come - enter a museum full of old dinosaur bones, and wax figures that look so real - you think they would just come alive. During a late night security patrol, an old skeleton is discovered in one of the exhibits that doesn't belong to the museum. As the security staff is investigating how the skeleton got there, FBI Agent Jack Straw enters the scene in search of his suspect, whom he believes came to Arizona to escape into Mexico. While the museum is investigating the skeleton and Agent Straw is searching for his suspect - a staff member's entire family is abducted by a ruthless Mexican drug cartel. Instructions come by way of letter. The museum director, Jodi Darnel must abide by the instructions or the family will never be seen again. Out of fear, Jodi request Agent Straw to assist. However, Jodi is unaware that an old skeleton my be the only one who can save the family. This terrorizing journey will take your breath away as two old foes come together once again. Will the family be saved? Will Agent Straw finally get his man? Or, will his suspect get away?