Washington ( CNN ) -- The morning Thomas Jefferson was sworn in as the nation 's third president , he declined the seven horses and two carriages that were ready to ferry him from his boarding house to the Senate chamber where he would take the oath of office . Instead , Jefferson walked , followed by congressmen and onlookers , according to the U.S. Capitol Historical Society . Security at President Barack Obama 's second inaugural on Monday , however , will be significantly tighter . Police will shut down dozens of downtown Washington streets and close major arteries into the city . Parking will be even tighter than usual . Bags will be inspected and tickets will be required to get close to the ceremonies . The inauguration weekend National Special Security Event will have the Secret Service leading a web of agencies pulling together security and transportation to handle the throng expected to see Obama take the oath of office on Monday at noon . `` We have 42 partners here -- every law enforcement entity , every transportation entity , everyone that 's got camera -- we are utilizing , '' Secret Service spokesman Edwin Donovan said . Authorities estimated that more than 1.8 million people attended Obama 's first inauguration in 2009 . But the crowd around the event is expected to be smaller this time . The Washington Metropolitan Area Transit Authority is preparing for up to 800,000 people around the inaugural and the preceding weekend . Champagne glasses and buttons galore : Obama swag at Inaugural store . The Secret Service , Washington 's Metropolitan Police Department , Capitol Police and Park Police are shutting down major and minor roads alike around Capitol Hill , where the ceremony will take place . They are securing the National Mall , for more -- standing room only -- viewing of the ceremony , and they are policing the parade route , where onlookers will gather to watch floats , bands , and the president travel the approximately two-mile route up Pennsylvania Avenue . Memorial Bridge , which connects the Virginia side of the Potomac to Washington near the Lincoln Memorial , will be open to foot traffic only . Tickets are required to see the ceremonies up close on the Capitol grounds , while the National Mall is open for the general public . It will be standing room only on the Capitol grounds -- the Secret Service says no lawn chairs , nor umbrellas or signs will be allowed -- and the lengthy list of banned items includes aerosol spray , air horns , coolers , glass , hand tools , laser pointers , pepper spray , strollers , and thermoses . Banned from most secure areas are items like backpacks , pets and weapons . `` We hope and plan for and anticipate a safe and secure inauguration , one that will be memorable and historic , '' Homeland Security Secretary Janet Napolitano said . A-listers sign up for inaugural celebrations . Those lucky enough to get a viewing spot along the parade route can expect the gates to open at 6:30 a.m. -- more than five hours before Obama takes the oath . Lines for these venues can be expected to form even earlier . The National Weather Service predicts the Monday morning low to be 26 degrees and the day 's high to reach 37 . There is a 30 % chance of snow showers . Officials will allow spectators to hold signs -- with certain restrictions , including size -- along the parade route . With a number of roads closed , access to and from the downtown area will be largely by public transportation . Authorities are preparing screening checkpoints at the ceremony and along the parade route and deploying a variety of special units to handle any situation that could arise . `` We will have our SWAT team , pretty much all of our specialty teams will be available and on standby to include ( weapons specialists ) , our dive team , our intelligence team -- working around the clock -- our hostage negotiators , ( and ) our special agent bomb technicians will also be available , so pretty much all of our specialty teams will be available , '' acting assistant FBI Director Debra Evans Smith told reporters . `` There 's always chatter on any given day and we are always looking at that and vetting it but currently there are no credible threats to the events , '' Smith added . Washington preps for inauguration . Besides the ground security , traffic will be restricted in the air and water . The Coast Guard is closing down parts of the Potomac River to commercial and recreational traffic , and the Federal Aviation Administration is placing additional restrictions on flights in the area . About 13,500 members of the military will be in the city for the inauguration , too . They include ushers for the ceremony , those marching in the parade , and troops who will assist law enforcement . The first road closures will begin around 7 a.m. on Sunday , according to the Secret Service , and all roads will be open again by Tuesday at 7 a.m. That 's just in time for a different set of circumstances to bring the capital to a standstill : political gridlock .
Dozens of streets in Washington will be closed for inaugural ceremonies . Tickets are required to see the ceremonies up close , while the National Mall is open for the general public . The inauguration ceremony itself begins at 9 a.m. and ends around 11 p.m. - Inauguration Day : President Obama takes office on January 20 after winning a second term with an electoral landslide over Republican nominee Mitt Romney. Inaugural day weather is expected to be cool with a low of 26 degrees and the day 's high to reach 37 .