| If you ask any seasoned world traveler to name | | | | an internal skeleton and a hidden barrier wall, he |
| the most beautiful place they have ever visited, | | | | created a girdle of rings to hold the construction |
| they will most certainly include the Italian city of | | | | with much less weight. The result is the soaring |
| Florence at the very top of their list. Florence is | | | | open cupola that from inside the Basilica seems to |
| one of the most desirable travel destinations in | | | | rise like a majestic gateway to the heavens. |
| the world. The city, like most of Italy, is a | | | | In 1423 the eminences of Florence staged |
| veritable living museum of culture, art, | | | | another contest to encourage the invention of a |
| architecture, cuisine and style. To wander the | | | | lateral mechanical hoist. This device was deemed |
| streets, bridges, churches and museums of this | | | | essential to completing the work on the dome as |
| glowing city is one of life's great treats. | | | | once construction materials were lifted to the high |
| Viewed from the Tuscan hills surrounding Florence, | | | | work platforms they had to be offloaded and |
| the ancient city hugs the banks of the River | | | | moved to specific work areas. Brunelleschi |
| Arno, and the endless blanket of tiled rooftops of | | | | submitted the winning design for a device that |
| the old town seem to flow as one single | | | | was called the "castello". This invention included an |
| undulating layer of colored matting. Conspicuously, | | | | ingenious series of gears and rails and is |
| the horizontal center of the city is stunningly | | | | considered the progenitor of the modern "tower |
| pierced by the soaring dome of the Basilica Santa | | | | crane" used in building skyscrapers today. |
| Maria del Fiore. The dome dominates the | | | | It is estimated that the Brunelleschi inventions |
| surrounding warren of streets densely packed | | | | handled the movement of 70 million pounds of |
| with shops, churches, homes and public venues. It | | | | construction materials in the 15th century creation |
| is one of the most famous visages in the world. | | | | of the dome of the Basilica Santa Maria di Fiore. |
| The construction of the dome was one of the | | | | The lost Roman tradition of building on the |
| great architectural, mathematical and engineering | | | | grandest of scales was rediscovered by this son |
| accomplishments of the Middle-Ages. The | | | | of Florence. Modern business and construction |
| techniques perfected to achieve the perfect | | | | projects have benefitted in other ways from the |
| symmetry of the Basilica's dome are the basis of | | | | management skills perfected by Filippo Brunelleschi. |
| modern construction engineering. We owe much | | | | For instance, Brunelleschi was the first architect |
| to the design entrepreneur who gifted the | | | | known to precisely draw to scale the detail of his |
| Florentine's and us, with the famous cupola. | | | | project specifications. He was the uncrowned |
| Filippo Brunelleschi was initially a master goldsmith. | | | | father of the blueprint. Before his utilization of |
| How he developed the unique architectural skills he | | | | precisely plotted plans construction was |
| is most famous for is still a mystery. He was | | | | undertaken using lines of sight, plumbs and stakes. |
| revered in the Florentine region for his metal | | | | Brunelleschi also was the first documented project |
| works, sculpture and relief pieces. He had also built | | | | manager known to write specific business plans |
| several mechanical clocks, one of which was said | | | | detailing the assumptions he based his budgets |
| to include an alarm. | | | | upon. Today no serious manager would start or |
| The nave and the sacristy of the Basilica Santa | | | | expand an enterprise without crafting a detailed |
| Maria di Fiore had been completed for years. | | | | plan for use as a roadmap. |
| However, the center of the edifice was vacant, | | | | Filippo Brunelleschi filed the first known patent for |
| essentially a doughnut hole. The plan was always | | | | his mechanical hoist. He was intent on protecting |
| to cover the space with a soaring dome. Massive | | | | his invention and fully intended to enjoy maximum |
| construction was not unknown in the Middle-Ages. | | | | commercial benefits from its deployment and use |
| The ancient Romans had created the Forum, the | | | | by others. This man was the model for the |
| Pantheon and the Coliseum among many | | | | modern inventor. |
| examples of grand scale building. The knowledge | | | | Brunelleschi is credited with many other inventions. |
| and technical skills that the Romans had perfected | | | | He created the artistic concept of linear |
| 15 centuries earlier had somehow been lost as the | | | | perspective. His military fortifications and |
| Great Plague and the Dark Ages had descended | | | | shipbuilding improvements were considered unique. |
| upon the developed world. | | | | The world he left behind at death in 1446 was a |
| Brunelleschi and his close friend, the great artist | | | | much more progressive, beautiful place because |
| Donatello, had travelled to Rome and studied the | | | | of the contributions of this self-made genius. |
| many ancient ruins and buildings crafted when the | | | | Entrepreneurs, inventors, business people and |
| Empire was at its zenith. Upon returning to | | | | artists can learn much from the life and work of |
| Florence in 1418, he learned that there was a | | | | Filippo Brunelleschi. His curiosity led him to Rome |
| competition underway to reward the inventor of | | | | and the study of lost, ancient construction |
| a novel mechanical hoist with a large cash prize. | | | | techniques. The ability to apply advanced |
| The hoist would be utilized to complete the dome | | | | mathematical, engineering and architectural |
| of the Basilica by accelerating the lifting of great | | | | techniques to seemingly intractable construction |
| tonnage of building materials to heights of | | | | problems has gifted the world with the crowning |
| hundreds of feet. | | | | glory of Florence, the Dome of the Basilica Santa |
| Brunelleschi submitted a detailed drawing of his | | | | Maria di Fiore. Modern management tools such as |
| hoist machine. His work in building mechanical | | | | the protection of intellectual property by filing for |
| clocks had immersed him in the study of gears | | | | patent protection and writing customized business |
| and bearings. The mechanical hoist that the | | | | plans were pioneered by this great Florentine and |
| inventor had designed was powered by two oxen. | | | | are utilized to this day. The perfection of |
| Ingeniously, Brunelleschi had invented a reversible | | | | engineering plans by using plotting and blueprints |
| gear so that the oxen could continue to walk in | | | | enabled builders to project, budget and design |
| the same direction, and a simple levered gear | | | | more advanced intricate construction. |
| could be engaged to lift or lower the hoist. This | | | | We tend to think that modern ideas are always |
| made it possible to reload the carry platform, and | | | | the most advanced. Studying history often |
| raise it, and lower it in about 10 minutes. He won | | | | reveals that there is really not a lot that is truly |
| the prize and the commission to build the hoist | | | | new, just refined and improved at the margins. |
| that would be instrumental in completing the dome | | | | Grand building projects are undertaken in modern |
| of the Basilica. | | | | times. However, a visit to Florence and study of |
| The mystery of how to support the great weight | | | | the great buildings of the Renaissance provide |
| of the dome, especially at such great height, was | | | | proof that great vision and craftsmanship of the |
| still to be solved. Brunelleschi's ingenious solution | | | | past stand up well to anything modern man can |
| required no centering construction, buttresses or | | | | construct, even allowing for the great leaps in |
| support walls. He used a herringbone pattern of | | | | technology we enjoy today. Men like Filippo |
| laying stone, thus dispersing pressure and | | | | Brunelleschi were the visionaries of their time and |
| diminishing the weight the lower levels of the | | | | I believe that he would be on the cutting edge of |
| building would have to support. In addition, rather | | | | creativity if alive and working today. |
| than supporting the curvature of the dome with | | | | |